156942233

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2216

約数の個数: 16

約数和(自身を含む): 182856960

約数和(自身を除く): 25914727

約数列:

[1, 7, 103, 109, 721, 763, 1997, 11227, 13979, 78589, 205691, 217673, 1439837, 1523711, 22420319, 156942233]

約数ペア:

[(1, 156942233), (7, 22420319), (103, 1523711), (109, 1439837), (721, 217673), (763, 205691), (1997, 78589), (11227, 13979)]