20827425

素因数分解:

$3^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{2027}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 34703136

約数和(自身を除く): 13875711

約数列:

[1, 3, 5, 15, 25, 75, 137, 411, 685, 2027, 2055, 3425, 6081, 10135, 10275, 30405, 50675, 152025, 277699, 833097, 1388495, 4165485, 6942475, 20827425]

約数ペア:

[(1, 20827425), (3, 6942475), (5, 4165485), (15, 1388495), (25, 833097), (75, 277699), (137, 152025), (411, 50675), (685, 30405), (2027, 10275), (2055, 10135), (3425, 6081)]