31051262

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{128311}}^1$

素因数の和:128335

約数の個数: 12

約数和(自身を含む): 51196488

約数和(自身を除く): 20145226

約数列:

[1, 2, 11, 22, 121, 242, 128311, 256622, 1411421, 2822842, 15525631, 31051262]

約数ペア:

[(1, 31051262), (2, 15525631), (11, 2822842), (22, 1411421), (121, 256622), (242, 128311)]