3418025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{809}}^1$

素因数の和:845

約数の個数: 18

約数和(自身を含む): 4595130

約数和(自身を除く): 1177105

約数列:

[1, 5, 13, 25, 65, 169, 325, 809, 845, 4045, 4225, 10517, 20225, 52585, 136721, 262925, 683605, 3418025]

約数ペア:

[(1, 3418025), (5, 683605), (13, 262925), (25, 136721), (65, 52585), (169, 20225), (325, 10517), (809, 4225), (845, 4045)]