261085858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2131}}^1\times {\mathrm{5569}}^1$

素因数の和:7713

約数の個数: 16

約数和(自身を含む): 427508640

約数和(自身を除く): 166422782

約数列:

[1, 2, 11, 22, 2131, 4262, 5569, 11138, 23441, 46882, 61259, 122518, 11867539, 23735078, 130542929, 261085858]

約数ペア:

[(1, 261085858), (2, 130542929), (11, 23735078), (22, 11867539), (2131, 122518), (4262, 61259), (5569, 46882), (11138, 23441)]