28304210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257311}}^1$

素因数の和:257329

約数の個数: 16

約数和(自身を含む): 55579392

約数和(自身を除く): 27275182

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257311, 514622, 1286555, 2573110, 2830421, 5660842, 14152105, 28304210]

約数ペア:

[(1, 28304210), (2, 14152105), (5, 5660842), (10, 2830421), (11, 2573110), (22, 1286555), (55, 514622), (110, 257311)]