15292225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 20609792

約数和(自身を除く): 5317567

約数列:

[1, 5, 13, 25, 65, 211, 223, 325, 1055, 1115, 2743, 2899, 5275, 5575, 13715, 14495, 47053, 68575, 72475, 235265, 611689, 1176325, 3058445, 15292225]

約数ペア:

[(1, 15292225), (5, 3058445), (13, 1176325), (25, 611689), (65, 235265), (211, 72475), (223, 68575), (325, 47053), (1055, 14495), (1115, 13715), (2743, 5575), (2899, 5275)]