55885455

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20359}}^1$

素因数の和:20431

約数の個数: 24

約数和(自身を含む): 98460960

約数和(自身を除く): 42575505

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 20359, 61077, 101795, 183231, 305385, 916155, 1241899, 3725697, 6209495, 11177091, 18628485, 55885455]

約数ペア:

[(1, 55885455), (3, 18628485), (5, 11177091), (9, 6209495), (15, 3725697), (45, 1241899), (61, 916155), (183, 305385), (305, 183231), (549, 101795), (915, 61077), (2745, 20359)]