4085805

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1076

約数の個数: 16

約数和(自身を含む): 6562944

約数和(自身を除く): 2477139

約数列:

[1, 3, 5, 15, 421, 647, 1263, 1941, 2105, 3235, 6315, 9705, 272387, 817161, 1361935, 4085805]

約数ペア:

[(1, 4085805), (3, 1361935), (5, 817161), (15, 272387), (421, 9705), (647, 6315), (1263, 3235), (1941, 2105)]