28813555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1319}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 36780480

約数和(自身を除く): 7966925

約数列:

[1, 5, 17, 85, 257, 1285, 1319, 4369, 6595, 21845, 22423, 112115, 338983, 1694915, 5762711, 28813555]

約数ペア:

[(1, 28813555), (5, 5762711), (17, 1694915), (85, 338983), (257, 112115), (1285, 22423), (1319, 21845), (4369, 6595)]