121012801

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3918

約数の個数: 20

約数和(自身を含む): 152071892

約数和(自身を除く): 31059091

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 3877, 4459, 27139, 31213, 50401, 189973, 352807, 1329811, 2469649, 9308677, 17287543, 121012801]

約数ペア:

[(1, 121012801), (7, 17287543), (13, 9308677), (49, 2469649), (91, 1329811), (343, 352807), (637, 189973), (2401, 50401), (3877, 31213), (4459, 27139)]