31657197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 50117760

約数和(自身を除く): 18460563

約数列:

[1, 3, 11, 13, 33, 39, 109, 143, 327, 429, 677, 1199, 1417, 2031, 3597, 4251, 7447, 8801, 15587, 22341, 26403, 46761, 73793, 96811, 221379, 290433, 811723, 959309, 2435169, 2877927, 10552399, 31657197]

約数ペア:

[(1, 31657197), (3, 10552399), (11, 2877927), (13, 2435169), (33, 959309), (39, 811723), (109, 290433), (143, 221379), (327, 96811), (429, 73793), (677, 46761), (1199, 26403), (1417, 22341), (2031, 15587), (3597, 8801), (4251, 7447)]