30831437

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 39979800

約数和(自身を除く): 9148363

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 1669, 2639, 11683, 18473, 21697, 48401, 81781, 151879, 338807, 629213, 1063153, 2371649, 4404491, 30831437]

約数ペア:

[(1, 30831437), (7, 4404491), (13, 2371649), (29, 1063153), (49, 629213), (91, 338807), (203, 151879), (377, 81781), (637, 48401), (1421, 21697), (1669, 18473), (2639, 11683)]