155865861

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{3121}}^1$

素因数の和:3337

約数の個数: 24

約数和(自身を含む): 233775360

約数和(自身を除く): 77909499

約数列:

[1, 3, 9, 31, 93, 179, 279, 537, 1611, 3121, 5549, 9363, 16647, 28089, 49941, 96751, 290253, 558659, 870759, 1675977, 5027931, 17318429, 51955287, 155865861]

約数ペア:

[(1, 155865861), (3, 51955287), (9, 17318429), (31, 5027931), (93, 1675977), (179, 870759), (279, 558659), (537, 290253), (1611, 96751), (3121, 49941), (5549, 28089), (9363, 16647)]