87139372

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 154350000

約数和(自身を除く): 67210628

約数列:

[1, 2, 4, 149, 293, 298, 499, 586, 596, 998, 1172, 1996, 43657, 74351, 87314, 146207, 148702, 174628, 292414, 297404, 584828, 21784843, 43569686, 87139372]

約数ペア:

[(1, 87139372), (2, 43569686), (4, 21784843), (149, 584828), (293, 297404), (298, 292414), (499, 174628), (586, 148702), (596, 146207), (998, 87314), (1172, 74351), (1996, 43657)]