31490228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{102241}}^1$

素因数の和:102263

約数の個数: 24

約数和(自身を含む): 68706624

約数和(自身を除く): 37216396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 102241, 204482, 408964, 715687, 1124651, 1431374, 2249302, 2862748, 4498604, 7872557, 15745114, 31490228]

約数ペア:

[(1, 31490228), (2, 15745114), (4, 7872557), (7, 4498604), (11, 2862748), (14, 2249302), (22, 1431374), (28, 1124651), (44, 715687), (77, 408964), (154, 204482), (308, 102241)]