123812165

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{6143}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 154828800

約数和(自身を除く): 31016635

約数列:

[1, 5, 29, 139, 145, 695, 4031, 6143, 20155, 30715, 178147, 853877, 890735, 4269385, 24762433, 123812165]

約数ペア:

[(1, 123812165), (5, 24762433), (29, 4269385), (139, 890735), (145, 853877), (695, 178147), (4031, 30715), (6143, 20155)]