20161225253

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1\times {\mathrm{28463}}^1$

素因数の和:28625

約数の個数: 24

約数和(自身を含む): 22918301952

約数和(自身を除く): 2757076699

約数列:

[1, 13, 23, 103, 299, 529, 1339, 2369, 6877, 28463, 30797, 54487, 370019, 654649, 708331, 2931689, 8510437, 15056927, 38111957, 67428847, 195740051, 876575011, 1550863481, 20161225253]

約数ペア:

[(1, 20161225253), (13, 1550863481), (23, 876575011), (103, 195740051), (299, 67428847), (529, 38111957), (1339, 15056927), (2369, 8510437), (6877, 2931689), (28463, 708331), (30797, 654649), (54487, 370019)]