2550717

素因数分解:

$3^3\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 4188800

約数和(自身を除く): 1638083

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 169, 351, 387, 507, 559, 1161, 1521, 1677, 2197, 4563, 5031, 6591, 7267, 15093, 19773, 21801, 59319, 65403, 94471, 196209, 283413, 850239, 2550717]

約数ペア:

[(1, 2550717), (3, 850239), (9, 283413), (13, 196209), (27, 94471), (39, 65403), (43, 59319), (117, 21801), (129, 19773), (169, 15093), (351, 7267), (387, 6591), (507, 5031), (559, 4563), (1161, 2197), (1521, 1677)]