51314985

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 95477760

約数和(自身を除く): 44162775

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 73, 123, 127, 135, 205, 219, 365, 369, 381, 615, 635, 657, 1095, 1107, 1143, 1845, 1905, 1971, 2993, 3285, 3429, 5207, 5535, 5715, 8979, 9271, 9855, 14965, 15621, 17145, 26035, 26937, 27813, 44895, 46355, 46863, 78105, 80811, 83439, 134685, 139065, 140589, 234315, 250317, 380111, 404055, 417195, 702945, 1140333, 1251585, 1900555, 3420999, 5701665, 10262997, 17104995, 51314985]

約数ペア:

[(1, 51314985), (3, 17104995), (5, 10262997), (9, 5701665), (15, 3420999), (27, 1900555), (41, 1251585), (45, 1140333), (73, 702945), (123, 417195), (127, 404055), (135, 380111), (205, 250317), (219, 234315), (365, 140589), (369, 139065), (381, 134685), (615, 83439), (635, 80811), (657, 78105), (1095, 46863), (1107, 46355), (1143, 44895), (1845, 27813), (1905, 26937), (1971, 26035), (2993, 17145), (3285, 15621), (3429, 14965), (5207, 9855), (5535, 9271), (5715, 8979)]