28702185

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13967}}^1$

素因数の和:14112

約数の個数: 16

約数和(自身を含む): 46262016

約数和(自身を除く): 17559831

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 13967, 41901, 69835, 209505, 1913479, 5740437, 9567395, 28702185]

約数ペア:

[(1, 28702185), (3, 9567395), (5, 5740437), (15, 1913479), (137, 209505), (411, 69835), (685, 41901), (2055, 13967)]