156890986

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{386431}}^1$

素因数の和:386469

約数の個数: 16

約数和(自身を含む): 278231040

約数和(自身を除く): 121340054

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 386431, 772862, 2705017, 5410034, 11206499, 22412998, 78445493, 156890986]

約数ペア:

[(1, 156890986), (2, 78445493), (7, 22412998), (14, 11206499), (29, 5410034), (58, 2705017), (203, 772862), (406, 386431)]