12216841

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 15811200

約数和(自身を除く): 3594359

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 449, 1183, 2093, 3143, 3887, 5837, 10327, 27209, 40859, 72289, 75881, 134251, 531167, 939757, 1745263, 12216841]

約数ペア:

[(1, 12216841), (7, 1745263), (13, 939757), (23, 531167), (91, 134251), (161, 75881), (169, 72289), (299, 40859), (449, 27209), (1183, 10327), (2093, 5837), (3143, 3887)]