966971525

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{228869}}^1$

素因数の和:228905

約数の個数: 18

約数和(自身を含む): 1298379510

約数和(自身を除く): 331407985

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 228869, 1144345, 2975297, 5721725, 14876485, 38678861, 74382425, 193394305, 966971525]

約数ペア:

[(1, 966971525), (5, 193394305), (13, 74382425), (25, 38678861), (65, 14876485), (169, 5721725), (325, 2975297), (845, 1144345), (4225, 228869)]