1987550785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{3853}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 2657225088

約数和(自身を除く): 669674303

約数列:

[1, 5, 11, 55, 83, 113, 415, 565, 913, 1243, 3853, 4565, 6215, 9379, 19265, 42383, 46895, 103169, 211915, 319799, 435389, 515845, 1598995, 2176945, 3517789, 4789279, 17588945, 23946395, 36137287, 180686435, 397510157, 1987550785]

約数ペア:

[(1, 1987550785), (5, 397510157), (11, 180686435), (55, 36137287), (83, 23946395), (113, 17588945), (415, 4789279), (565, 3517789), (913, 2176945), (1243, 1598995), (3853, 515845), (4565, 435389), (6215, 319799), (9379, 211915), (19265, 103169), (42383, 46895)]