61893615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 116422272

約数和(自身を除く): 54528657

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 107, 147, 245, 321, 535, 735, 749, 787, 1605, 2247, 2361, 3745, 3935, 5243, 5509, 11235, 11805, 15729, 16527, 26215, 27545, 38563, 78645, 82635, 84209, 115689, 192815, 252627, 421045, 578445, 589463, 1263135, 1768389, 2947315, 4126241, 8841945, 12378723, 20631205, 61893615]

約数ペア:

[(1, 61893615), (3, 20631205), (5, 12378723), (7, 8841945), (15, 4126241), (21, 2947315), (35, 1768389), (49, 1263135), (105, 589463), (107, 578445), (147, 421045), (245, 252627), (321, 192815), (535, 115689), (735, 84209), (749, 82635), (787, 78645), (1605, 38563), (2247, 27545), (2361, 26215), (3745, 16527), (3935, 15729), (5243, 11805), (5509, 11235)]