210069805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{7331}}^1$

素因数の和:7868

約数の個数: 16

約数和(自身を含む): 275565888

約数和(自身を除く): 65496083

約数列:

[1, 5, 11, 55, 521, 2605, 5731, 7331, 28655, 36655, 80641, 403205, 3819451, 19097255, 42013961, 210069805]

約数ペア:

[(1, 210069805), (5, 42013961), (11, 19097255), (55, 3819451), (521, 403205), (2605, 80641), (5731, 36655), (7331, 28655)]