15409225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 21795480

約数和(自身を除く): 6386255

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 2789, 5525, 13945, 36257, 47413, 69725, 181285, 237065, 616369, 906425, 1185325, 3081845, 15409225]

約数ペア:

[(1, 15409225), (5, 3081845), (13, 1185325), (17, 906425), (25, 616369), (65, 237065), (85, 181285), (221, 69725), (325, 47413), (425, 36257), (1105, 13945), (2789, 5525)]