187788209

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{12289}}^1$

素因数の和:12392

約数の個数: 16

約数和(自身を含む): 224169600

約数和(自身を除く): 36381391

約数列:

[1, 7, 37, 59, 259, 413, 2183, 12289, 15281, 86023, 454693, 725051, 3182851, 5075357, 26826887, 187788209]

約数ペア:

[(1, 187788209), (7, 26826887), (37, 5075357), (59, 3182851), (259, 725051), (413, 454693), (2183, 86023), (12289, 15281)]