28375491

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1949}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 39686400

約数和(自身を除く): 11310909

約数列:

[1, 3, 23, 69, 211, 633, 1949, 4853, 5847, 14559, 44827, 134481, 411239, 1233717, 9458497, 28375491]

約数ペア:

[(1, 28375491), (3, 9458497), (23, 1233717), (69, 411239), (211, 134481), (633, 44827), (1949, 14559), (4853, 5847)]