87931654

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 140279040

約数和(自身を除く): 52347386

約数列:

[1, 2, 29, 58, 71, 131, 142, 163, 262, 326, 2059, 3799, 4118, 4727, 7598, 9301, 9454, 11573, 18602, 21353, 23146, 42706, 269729, 335617, 539458, 619237, 671234, 1238474, 1516063, 3032126, 43965827, 87931654]

約数ペア:

[(1, 87931654), (2, 43965827), (29, 3032126), (58, 1516063), (71, 1238474), (131, 671234), (142, 619237), (163, 539458), (262, 335617), (326, 269729), (2059, 42706), (3799, 23146), (4118, 21353), (4727, 18602), (7598, 11573), (9301, 9454)]