56171778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{720151}}^1$

素因数の和:720169

約数の個数: 16

約数和(自身を含む): 120985536

約数和(自身を除く): 64813758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 720151, 1440302, 2160453, 4320906, 9361963, 18723926, 28085889, 56171778]

約数ペア:

[(1, 56171778), (2, 28085889), (3, 18723926), (6, 9361963), (13, 4320906), (26, 2160453), (39, 1440302), (78, 720151)]