66431585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{4457}}^1$

素因数の和:4744

約数の個数: 16

約数和(自身を含む): 87305472

約数和(自身を除く): 20873887

約数列:

[1, 5, 11, 55, 271, 1355, 2981, 4457, 14905, 22285, 49027, 245135, 1207847, 6039235, 13286317, 66431585]

約数ペア:

[(1, 66431585), (5, 13286317), (11, 6039235), (55, 1207847), (271, 245135), (1355, 49027), (2981, 22285), (4457, 14905)]