28561169

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{3449}}^1$

素因数の和:3489

約数の個数: 18

約数和(自身を含む): 35986950

約数和(自身を除く): 7425781

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 3449, 8281, 24143, 44837, 169001, 313859, 582881, 2197013, 4080167, 28561169]

約数ペア:

[(1, 28561169), (7, 4080167), (13, 2197013), (49, 582881), (91, 313859), (169, 169001), (637, 44837), (1183, 24143), (3449, 8281)]