28305665

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 6288895

約数列:

[1, 5, 109, 167, 311, 545, 835, 1555, 18203, 33899, 51937, 91015, 169495, 259685, 5661133, 28305665]

約数ペア:

[(1, 28305665), (5, 5661133), (109, 259685), (167, 169495), (311, 91015), (545, 51937), (835, 33899), (1555, 18203)]