51059619

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 37644381

約数列:

[1, 3, 9, 13, 17, 27, 39, 43, 51, 117, 129, 153, 199, 221, 351, 387, 459, 559, 597, 663, 731, 1161, 1677, 1791, 1989, 2193, 2587, 3383, 5031, 5373, 5967, 6579, 7761, 8557, 9503, 10149, 15093, 19737, 23283, 25671, 28509, 30447, 43979, 69849, 77013, 85527, 91341, 111241, 131937, 145469, 231039, 256581, 333723, 395811, 436407, 1001169, 1187433, 1309221, 1891097, 3003507, 3927663, 5673291, 17019873, 51059619]

約数ペア:

[(1, 51059619), (3, 17019873), (9, 5673291), (13, 3927663), (17, 3003507), (27, 1891097), (39, 1309221), (43, 1187433), (51, 1001169), (117, 436407), (129, 395811), (153, 333723), (199, 256581), (221, 231039), (351, 145469), (387, 131937), (459, 111241), (559, 91341), (597, 85527), (663, 77013), (731, 69849), (1161, 43979), (1677, 30447), (1791, 28509), (1989, 25671), (2193, 23283), (2587, 19737), (3383, 15093), (5031, 10149), (5373, 9503), (5967, 8557), (6579, 7761)]