28620488

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{21169}}^1$

素因数の和:21201

約数の個数: 24

約数和(自身を含む): 58111650

約数和(自身を除く): 29491162

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 21169, 42338, 84676, 169352, 275197, 550394, 1100788, 2201576, 3577561, 7155122, 14310244, 28620488]

約数ペア:

[(1, 28620488), (2, 14310244), (4, 7155122), (8, 3577561), (13, 2201576), (26, 1100788), (52, 550394), (104, 275197), (169, 169352), (338, 84676), (676, 42338), (1352, 21169)]