157028291

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{139333}}^1$

素因数の和:139370

約数の個数: 12

約数和(自身を含む): 190608912

約数和(自身を除く): 33580621

約数列:

[1, 7, 23, 49, 161, 1127, 139333, 975331, 3204659, 6827317, 22432613, 157028291]

約数ペア:

[(1, 157028291), (7, 22432613), (23, 6827317), (49, 3204659), (161, 975331), (1127, 139333)]