2780265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10903}}^1$

素因数の和:10928

約数の個数: 16

約数和(自身を含む): 4710528

約数和(自身を除く): 1930263

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 10903, 32709, 54515, 163545, 185351, 556053, 926755, 2780265]

約数ペア:

[(1, 2780265), (3, 926755), (5, 556053), (15, 185351), (17, 163545), (51, 54515), (85, 32709), (255, 10903)]