12712375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{7823}}^1$

素因数の和:7851

約数の個数: 16

約数和(自身を含む): 17087616

約数和(自身を除く): 4375241

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 7823, 39115, 101699, 195575, 508495, 977875, 2542475, 12712375]

約数ペア:

[(1, 12712375), (5, 2542475), (13, 977875), (25, 508495), (65, 195575), (125, 101699), (325, 39115), (1625, 7823)]