28227279

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1307}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 39428352

約数和(自身を除く): 11201073

約数列:

[1, 3, 23, 69, 313, 939, 1307, 3921, 7199, 21597, 30061, 90183, 409091, 1227273, 9409093, 28227279]

約数ペア:

[(1, 28227279), (3, 9409093), (23, 1227273), (69, 409091), (313, 90183), (939, 30061), (1307, 21597), (3921, 7199)]