17965225

素因数分解:

$5^2\times {\mathrm{151}}^1\times {\mathrm{4759}}^1$

素因数の和:4920

約数の個数: 12

約数和(自身を含む): 22429120

約数和(自身を除く): 4463895

約数列:

[1, 5, 25, 151, 755, 3775, 4759, 23795, 118975, 718609, 3593045, 17965225]

約数ペア:

[(1, 17965225), (5, 3593045), (25, 718609), (151, 118975), (755, 23795), (3775, 4759)]