87270524

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{180311}}^1$

素因数の和:180337

約数の個数: 18

約数和(自身を含む): 167870472

約数和(自身を除く): 80599948

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 180311, 360622, 721244, 1983421, 3966842, 7933684, 21817631, 43635262, 87270524]

約数ペア:

[(1, 87270524), (2, 43635262), (4, 21817631), (11, 7933684), (22, 3966842), (44, 1983421), (121, 721244), (242, 360622), (484, 180311)]