16408857890889

素因数分解:

$3^2\times {\mathrm{20011}}^1\times {\mathrm{91110211}}^1$

素因数の和:91130228

約数の個数: 12

約数和(自身を含む): 23702868313072

約数和(自身を除く): 7294010422183

約数列:

[1, 3, 9, 20011, 60033, 180099, 91110211, 273330633, 819991899, 1823206432321, 5469619296963, 16408857890889]

約数ペア:

[(1, 16408857890889), (3, 5469619296963), (9, 1823206432321), (20011, 819991899), (60033, 273330633), (180099, 91110211)]