28711265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{7151}}^1$

素因数の和:7240

約数の個数: 16

約数和(自身を含む): 38105856

約数和(自身を除く): 9394591

約数列:

[1, 5, 11, 55, 73, 365, 803, 4015, 7151, 35755, 78661, 393305, 522023, 2610115, 5742253, 28711265]

約数ペア:

[(1, 28711265), (5, 5742253), (11, 2610115), (55, 522023), (73, 393305), (365, 78661), (803, 35755), (4015, 7151)]