28396837

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1223}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 33841152

約数和(自身を除く): 5444315

約数列:

[1, 7, 31, 107, 217, 749, 1223, 3317, 8561, 23219, 37913, 130861, 265391, 916027, 4056691, 28396837]

約数ペア:

[(1, 28396837), (7, 4056691), (31, 916027), (107, 265391), (217, 130861), (749, 37913), (1223, 23219), (3317, 8561)]