157534559

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 198414720

約数和(自身を除く): 40880161

約数列:

[1, 7, 13, 49, 91, 223, 637, 1109, 1561, 2899, 7763, 10927, 14417, 20293, 54341, 100919, 142051, 247307, 706433, 1731149, 3214991, 12118043, 22504937, 157534559]

約数ペア:

[(1, 157534559), (7, 22504937), (13, 12118043), (49, 3214991), (91, 1731149), (223, 706433), (637, 247307), (1109, 142051), (1561, 100919), (2899, 54341), (7763, 20293), (10927, 14417)]