28661085

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4649}}^1$

素因数の和:4797

約数の個数: 24

約数和(自身を含む): 50052600

約数和(自身を除く): 21391515

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 4649, 6165, 13947, 23245, 41841, 69735, 209205, 636913, 1910739, 3184565, 5732217, 9553695, 28661085]

約数ペア:

[(1, 28661085), (3, 9553695), (5, 5732217), (9, 3184565), (15, 1910739), (45, 636913), (137, 209205), (411, 69735), (685, 41841), (1233, 23245), (2055, 13947), (4649, 6165)]