28290205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{2339}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 35380800

約数和(自身を除く): 7090595

約数列:

[1, 5, 41, 59, 205, 295, 2339, 2419, 11695, 12095, 95899, 138001, 479495, 690005, 5658041, 28290205]

約数ペア:

[(1, 28290205), (5, 5658041), (41, 690005), (59, 479495), (205, 138001), (295, 95899), (2339, 12095), (2419, 11695)]