81415444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{17293}}^1$

素因数の和:17415

約数の個数: 24

約数和(自身を含む): 156891168

約数和(自身を除く): 75475724

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 17293, 34586, 69172, 190223, 380446, 760892, 1850351, 3700702, 7401404, 20353861, 40707722, 81415444]

約数ペア:

[(1, 81415444), (2, 40707722), (4, 20353861), (11, 7401404), (22, 3700702), (44, 1850351), (107, 760892), (214, 380446), (428, 190223), (1177, 69172), (2354, 34586), (4708, 17293)]