13653925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 18023400

約数和(自身を除く): 4369475

約数列:

[1, 5, 25, 29, 37, 145, 185, 509, 725, 925, 1073, 2545, 5365, 12725, 14761, 18833, 26825, 73805, 94165, 369025, 470825, 546157, 2730785, 13653925]

約数ペア:

[(1, 13653925), (5, 2730785), (25, 546157), (29, 470825), (37, 369025), (145, 94165), (185, 73805), (509, 26825), (725, 18833), (925, 14761), (1073, 12725), (2545, 5365)]