28328259

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{3049}}^1$

素因数の和:3234

約数の個数: 16

約数和(自身を含む): 40016000

約数和(自身を除く): 11687741

約数列:

[1, 3, 19, 57, 163, 489, 3049, 3097, 9147, 9291, 57931, 173793, 496987, 1490961, 9442753, 28328259]

約数ペア:

[(1, 28328259), (3, 9442753), (19, 1490961), (57, 496987), (163, 173793), (489, 57931), (3049, 9291), (3097, 9147)]