86937907

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{77141}}^1$

素因数の和:77178

約数の個数: 12

約数和(自身を含む): 105530256

約数和(自身を除く): 18592349

約数列:

[1, 7, 23, 49, 161, 1127, 77141, 539987, 1774243, 3779909, 12419701, 86937907]

約数ペア:

[(1, 86937907), (7, 12419701), (23, 3779909), (49, 1774243), (161, 539987), (1127, 77141)]