28344717

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{919}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 43056000

約数和(自身を除く): 14711283

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 919, 1341, 2757, 3427, 8271, 10281, 21137, 30843, 63411, 136931, 190233, 410793, 1232379, 3149413, 9448239, 28344717]

約数ペア:

[(1, 28344717), (3, 9448239), (9, 3149413), (23, 1232379), (69, 410793), (149, 190233), (207, 136931), (447, 63411), (919, 30843), (1341, 21137), (2757, 10281), (3427, 8271)]