66617276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{137639}}^1$

素因数の和:137665

約数の個数: 18

約数和(自身を含む): 128142840

約数和(自身を除く): 61525564

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 137639, 275278, 550556, 1514029, 3028058, 6056116, 16654319, 33308638, 66617276]

約数ペア:

[(1, 66617276), (2, 33308638), (4, 16654319), (11, 6056116), (22, 3028058), (44, 1514029), (121, 550556), (242, 275278), (484, 137639)]