28265270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{256957}}^1$

素因数の和:256975

約数の個数: 16

約数和(自身を含む): 55502928

約数和(自身を除く): 27237658

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 256957, 513914, 1284785, 2569570, 2826527, 5653054, 14132635, 28265270]

約数ペア:

[(1, 28265270), (2, 14132635), (5, 5653054), (10, 2826527), (11, 2569570), (22, 1284785), (55, 513914), (110, 256957)]