155855018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{644029}}^1$

素因数の和:644053

約数の個数: 12

約数和(自身を含む): 256967970

約数和(自身を除く): 101112952

約数列:

[1, 2, 11, 22, 121, 242, 644029, 1288058, 7084319, 14168638, 77927509, 155855018]

約数ペア:

[(1, 155855018), (2, 77927509), (11, 14168638), (22, 7084319), (121, 1288058), (242, 644029)]