6660885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 13639680

約数和(自身を除く): 6978795

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 73, 77, 79, 105, 165, 219, 231, 237, 365, 385, 395, 511, 553, 803, 869, 1095, 1155, 1185, 1533, 1659, 2409, 2555, 2607, 2765, 4015, 4345, 5621, 5767, 6083, 7665, 8295, 12045, 13035, 16863, 17301, 18249, 28105, 28835, 30415, 40369, 63437, 84315, 86505, 91245, 121107, 190311, 201845, 317185, 444059, 605535, 951555, 1332177, 2220295, 6660885]

約数ペア:

[(1, 6660885), (3, 2220295), (5, 1332177), (7, 951555), (11, 605535), (15, 444059), (21, 317185), (33, 201845), (35, 190311), (55, 121107), (73, 91245), (77, 86505), (79, 84315), (105, 63437), (165, 40369), (219, 30415), (231, 28835), (237, 28105), (365, 18249), (385, 17301), (395, 16863), (511, 13035), (553, 12045), (803, 8295), (869, 7665), (1095, 6083), (1155, 5767), (1185, 5621), (1533, 4345), (1659, 4015), (2409, 2765), (2555, 2607)]