4047725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 5624640

約数和(自身を除く): 1576915

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 359, 451, 1025, 1795, 2255, 3949, 8975, 11275, 14719, 19745, 73595, 98725, 161909, 367975, 809545, 4047725]

約数ペア:

[(1, 4047725), (5, 809545), (11, 367975), (25, 161909), (41, 98725), (55, 73595), (205, 19745), (275, 14719), (359, 11275), (451, 8975), (1025, 3949), (1795, 2255)]