12397281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1319}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 17888640

約数和(自身を除く): 5491359

約数列:

[1, 3, 13, 39, 241, 723, 1319, 3133, 3957, 9399, 17147, 51441, 317879, 953637, 4132427, 12397281]

約数ペア:

[(1, 12397281), (3, 4132427), (13, 953637), (39, 317879), (241, 51441), (723, 17147), (1319, 9399), (3133, 3957)]