13804427

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{1667}}^1$

素因数の和:1707

約数の個数: 18

約数和(自身を含む): 17398908

約数和(自身を除く): 3594481

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 1667, 8281, 11669, 21671, 81683, 151697, 281723, 1061879, 1972061, 13804427]

約数ペア:

[(1, 13804427), (7, 1972061), (13, 1061879), (49, 281723), (91, 151697), (169, 81683), (637, 21671), (1183, 11669), (1667, 8281)]