139120401

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2153}}^1$

素因数の和:2361

約数の個数: 32

約数和(自身を含む): 225808128

約数和(自身を除く): 86687727

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 357, 543, 1267, 2153, 3077, 3801, 6459, 9231, 15071, 21539, 36601, 45213, 64617, 109803, 256207, 389693, 768621, 1169079, 2727851, 6624781, 8183553, 19874343, 46373467, 139120401]

約数ペア:

[(1, 139120401), (3, 46373467), (7, 19874343), (17, 8183553), (21, 6624781), (51, 2727851), (119, 1169079), (181, 768621), (357, 389693), (543, 256207), (1267, 109803), (2153, 64617), (3077, 45213), (3801, 36601), (6459, 21539), (9231, 15071)]