85005405

素因数分解:

$3^2\times 5^1\times {\mathrm{1889009}}^1$

素因数の和:1889020

約数の個数: 12

約数和(自身を含む): 147342780

約数和(自身を除く): 62337375

約数列:

[1, 3, 5, 9, 15, 45, 1889009, 5667027, 9445045, 17001081, 28335135, 85005405]

約数ペア:

[(1, 85005405), (3, 28335135), (5, 17001081), (9, 9445045), (15, 5667027), (45, 1889009)]