13008775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{3079}}^1$

素因数の和:3115

約数の個数: 18

約数和(自身を含む): 17472840

約数和(自身を除く): 4464065

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 3079, 4225, 15395, 40027, 76975, 200135, 520351, 1000675, 2601755, 13008775]

約数ペア:

[(1, 13008775), (5, 2601755), (13, 1000675), (25, 520351), (65, 200135), (169, 76975), (325, 40027), (845, 15395), (3079, 4225)]