56567565

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 102061080

約数和(自身を除く): 45493515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 709, 985, 1773, 2127, 2955, 3545, 5319, 6381, 8865, 10635, 15957, 19143, 26595, 31905, 57429, 79785, 95715, 139673, 287145, 419019, 698365, 1257057, 2095095, 3771171, 6285285, 11313513, 18855855, 56567565]

約数ペア:

[(1, 56567565), (3, 18855855), (5, 11313513), (9, 6285285), (15, 3771171), (27, 2095095), (45, 1257057), (81, 698365), (135, 419019), (197, 287145), (405, 139673), (591, 95715), (709, 79785), (985, 57429), (1773, 31905), (2127, 26595), (2955, 19143), (3545, 15957), (5319, 10635), (6381, 8865)]