过剩数 (Chinese Wikipedia)
Analysis of information sources in references of the Wikipedia article "过剩数" in Chinese language version.
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ams.org
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272
. ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）. - Hagis, Peter; Cohen, Graeme L. Some results concerning quasiperfect numbers. J. Austral. Math. Soc. Ser. A. 1982, 33 (2): 275–286. MR 0668448. doi:10.1017/S1446788700018401.
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.
doi.org
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
- Benkoski, Stan. E2308（in Problems and Solutions）. The American Mathematical Monthly. Aug.-September 1972, 79 (7): 774. doi:10.2307/2316276.
- Hagis, Peter; Cohen, Graeme L. Some results concerning quasiperfect numbers. J. Austral. Math. Soc. Ser. A. 1982, 33 (2): 275–286. MR 0668448. doi:10.1017/S1446788700018401.
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.
jstor.org
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.
oeis.org
- Sloane, N.J.A. (编). Sequence A048242 (Numbers that are not the sum of two abundant numbers). The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- Sloane, N.J.A. (编). Sequence A134716 (a(n) = least number m such that sigma(m)/m > n). The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- Sloane, N.J.A. (编). Sequence A119240 (Least odd number k such that sigma(k)/k >= n.). The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
projecteuclid.org
- D. Iannucci, On the smallest abundant number not divisible by the first k primes, Bulletin of the Belgian Mathematical Society, 2005, 12 (1): 39–44 [2022-09-21], （原始内容存档于2019-04-07）
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
psu.edu
citeseerx.ist.psu.edu
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
web.archive.org
- D. Iannucci, On the smallest abundant number not divisible by the first k primes, Bulletin of the Belgian Mathematical Society, 2005, 12 (1): 39–44 [2022-09-21], （原始内容存档于2019-04-07）
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
wikipedia.org
en.wikipedia.org
- D. Iannucci, On the smallest abundant number not divisible by the first k primes, Bulletin of the Belgian Mathematical Society, 2005, 12 (1): 39–44 [2022-09-21], （原始内容存档于2019-04-07）
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.
wolfram.com
mathworld.wolfram.com
- Weisstein, Eric W. (编). Primitive Abundant Number. at MathWorld--A Wolfram Web Resource. Wolfram Research, Inc. （英语）.
worldcat.org
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.
zbmath.org
- Tattersall, James J. Elementary Number Theory in Nine Chapters 2nd. Cambridge University Press. 2005. ISBN 978-0-521-85014-8. Zbl 1071.11002.
- Hall, Richard R.; Tenenbaum, Gérald. Divisors. Cambridge Tracts in Mathematics 90. Cambridge: Cambridge University Press. 1988: 95. ISBN 978-0-521-34056-4. Zbl 0653.10001.
- Deléglise, Marc. Bounds for the density of abundant integers. Experimental Mathematics. 1998, 7 (2): 137–143 [2022-09-21]. CiteSeerX 10.1.1.36.8272 . ISSN 1058-6458. MR 1677091. Zbl 0923.11127. doi:10.1080/10586458.1998.10504363. （原始内容存档于2020-10-13）.
- Laatsch, Richard. Measuring the abundancy of integers. Mathematics Magazine. 1986, 59 (2): 84–92. ISSN 0025-570X. JSTOR 2690424. MR 0835144. Zbl 0601.10003. doi:10.2307/2690424.