201317428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{25639}}^1$

素因数の和:25807

約数の個数: 24

約数和(自身を含む): 381933440

約数和(自身を除く): 180616012

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 25639, 51278, 102556, 333307, 666614, 1333228, 3871489, 7742978, 15485956, 50329357, 100658714, 201317428]

約数ペア:

[(1, 201317428), (2, 100658714), (4, 50329357), (13, 15485956), (26, 7742978), (52, 3871489), (151, 1333228), (302, 666614), (604, 333307), (1963, 102556), (3926, 51278), (7852, 25639)]