2016238905

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1947

約数の個数: 64

約数和(自身を含む): 3664926720

約数和(自身を除く): 1648687815

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 103, 135, 249, 309, 415, 515, 747, 927, 1245, 1545, 1747, 2241, 2781, 3735, 4635, 5241, 8549, 8735, 11205, 13905, 15723, 25647, 26205, 42745, 47169, 76941, 78615, 128235, 145001, 179941, 230823, 235845, 384705, 435003, 539823, 725005, 899705, 1154115, 1305009, 1619469, 2175015, 2699115, 3915027, 4858407, 6525045, 8097345, 14935103, 19575135, 24292035, 44805309, 74675515, 134415927, 224026545, 403247781, 672079635, 2016238905]

約数ペア:

[(1, 2016238905), (3, 672079635), (5, 403247781), (9, 224026545), (15, 134415927), (27, 74675515), (45, 44805309), (83, 24292035), (103, 19575135), (135, 14935103), (249, 8097345), (309, 6525045), (415, 4858407), (515, 3915027), (747, 2699115), (927, 2175015), (1245, 1619469), (1545, 1305009), (1747, 1154115), (2241, 899705), (2781, 725005), (3735, 539823), (4635, 435003), (5241, 384705), (8549, 235845), (8735, 230823), (11205, 179941), (13905, 145001), (15723, 128235), (25647, 78615), (26205, 76941), (42745, 47169)]