663630409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{2477}}^1$

素因数の和:3084

約数の個数: 16

約数和(自身を含む): 735609168

約数和(自身を除く): 71978759

約数列:

[1, 13, 37, 481, 557, 2477, 7241, 20609, 32201, 91649, 267917, 1191437, 1379689, 17935957, 51048493, 663630409]

約数ペア:

[(1, 663630409), (13, 51048493), (37, 17935957), (481, 1379689), (557, 1191437), (2477, 267917), (7241, 91649), (20609, 32201)]