261749158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1\times {\mathrm{6359}}^1$

素因数の和:8243

約数の個数: 16

約数和(自身を含む): 428613120

約数和(自身を除く): 166863962

約数列:

[1, 2, 11, 22, 1871, 3742, 6359, 12718, 20581, 41162, 69949, 139898, 11897689, 23795378, 130874579, 261749158]

約数ペア:

[(1, 261749158), (2, 130874579), (11, 23795378), (22, 11897689), (1871, 139898), (3742, 69949), (6359, 41162), (12718, 20581)]