128545245

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 245376000

約数和(自身を除く): 116830755

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 79, 85, 135, 153, 237, 255, 395, 459, 709, 711, 765, 1185, 1343, 2127, 2133, 2295, 3545, 3555, 4029, 6381, 6715, 10635, 10665, 12053, 12087, 19143, 20145, 31905, 36159, 36261, 56011, 60265, 60435, 95715, 108477, 168033, 180795, 181305, 280055, 325431, 504099, 542385, 840165, 952187, 1512297, 1627155, 2520495, 2856561, 4760935, 7561485, 8569683, 14282805, 25709049, 42848415, 128545245]

約数ペア:

[(1, 128545245), (3, 42848415), (5, 25709049), (9, 14282805), (15, 8569683), (17, 7561485), (27, 4760935), (45, 2856561), (51, 2520495), (79, 1627155), (85, 1512297), (135, 952187), (153, 840165), (237, 542385), (255, 504099), (395, 325431), (459, 280055), (709, 181305), (711, 180795), (765, 168033), (1185, 108477), (1343, 95715), (2127, 60435), (2133, 60265), (2295, 56011), (3545, 36261), (3555, 36159), (4029, 31905), (6381, 20145), (6715, 19143), (10635, 12087), (10665, 12053)]