28821199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 32472576

約数和(自身を除く): 3651377

約数列:

[1, 11, 47, 107, 517, 521, 1177, 5029, 5731, 24487, 55319, 55747, 269357, 613217, 2620109, 28821199]

約数ペア:

[(1, 28821199), (11, 2620109), (47, 613217), (107, 269357), (517, 55747), (521, 55319), (1177, 24487), (5029, 5731)]