28996085

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 36167040

約数和(自身を除く): 7170955

約数列:

[1, 5, 29, 145, 311, 643, 1555, 3215, 9019, 18647, 45095, 93235, 199973, 999865, 5799217, 28996085]

約数ペア:

[(1, 28996085), (5, 5799217), (29, 999865), (145, 199973), (311, 93235), (643, 45095), (1555, 18647), (3215, 9019)]