12515909

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 14908416

約数和(自身を除く): 2392507

約数列:

[1, 7, 31, 137, 217, 421, 959, 2947, 4247, 13051, 29729, 57677, 91357, 403739, 1787987, 12515909]

約数ペア:

[(1, 12515909), (7, 1787987), (31, 403739), (137, 91357), (217, 57677), (421, 29729), (959, 13051), (2947, 4247)]