12401781

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3911}}^1$

素因数の和:4072

約数の個数: 16

約数和(自身を含む): 19027968

約数和(自身を除く): 6626187

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 3911, 11733, 27377, 82131, 590561, 1771683, 4133927, 12401781]

約数ペア:

[(1, 12401781), (3, 4133927), (7, 1771683), (21, 590561), (151, 82131), (453, 27377), (1057, 11733), (3171, 3911)]