31116239

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 41406624

約数和(自身を除く): 10290385

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 2161, 14399, 15127, 23771, 36737, 166397, 257159, 261481, 404107, 1830367, 2828749, 4445177, 31116239]

約数ペア:

[(1, 31116239), (7, 4445177), (11, 2828749), (17, 1830367), (77, 404107), (119, 261481), (121, 257159), (187, 166397), (847, 36737), (1309, 23771), (2057, 15127), (2161, 14399)]