47155225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{11161}}^1$

素因数の和:11197

約数の個数: 18

約数和(自身を含む): 63322026

約数和(自身を除く): 16166801

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 11161, 55805, 145093, 279025, 725465, 1886209, 3627325, 9431045, 47155225]

約数ペア:

[(1, 47155225), (5, 9431045), (13, 3627325), (25, 1886209), (65, 725465), (169, 279025), (325, 145093), (845, 55805), (4225, 11161)]