157307423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55763}}^1$

素因数の和:55814

約数の個数: 16

約数和(自身を含む): 199858176

約数和(自身を除く): 42550753

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 55763, 390341, 724919, 1728653, 5074433, 12100571, 22472489, 157307423]

約数ペア:

[(1, 157307423), (7, 22472489), (13, 12100571), (31, 5074433), (91, 1728653), (217, 724919), (403, 390341), (2821, 55763)]