208172601

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{254179}}^1$

素因数の和:254205

約数の個数: 24

約数和(自身を含む): 370086080

約数和(自身を除く): 161913479

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 254179, 762537, 1779253, 2287611, 3304327, 5337759, 9912981, 16013277, 23130289, 29738943, 69390867, 208172601]

約数ペア:

[(1, 208172601), (3, 69390867), (7, 29738943), (9, 23130289), (13, 16013277), (21, 9912981), (39, 5337759), (63, 3304327), (91, 2287611), (117, 1779253), (273, 762537), (819, 254179)]