561664259

素因数分解:

${\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 611020704

約数和(自身を除く): 49356445

約数列:

[1, 13, 163, 401, 661, 2119, 5213, 8593, 65363, 107743, 265061, 849719, 1400659, 3445793, 43204943, 561664259]

約数ペア:

[(1, 561664259), (13, 43204943), (163, 3445793), (401, 1400659), (661, 849719), (2119, 265061), (5213, 107743), (8593, 65363)]