4393025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 6707904

約数和(自身を除く): 2314879

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 1931, 2275, 9655, 13517, 25103, 48275, 67585, 125515, 175721, 337925, 627575, 878605, 4393025]

約数ペア:

[(1, 4393025), (5, 878605), (7, 627575), (13, 337925), (25, 175721), (35, 125515), (65, 67585), (91, 48275), (175, 25103), (325, 13517), (455, 9655), (1931, 2275)]