68940287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8431}}^1$

素因数の和:8498

約数の個数: 16

約数和(自身を含む): 80744832

約数和(自身を除く): 11804545

約数列:

[1, 13, 17, 37, 221, 481, 629, 8177, 8431, 109603, 143327, 311947, 1863251, 4055311, 5303099, 68940287]

約数ペア:

[(1, 68940287), (13, 5303099), (17, 4055311), (37, 1863251), (221, 311947), (481, 143327), (629, 109603), (8177, 8431)]