208032759

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1789

約数の個数: 48

約数和(自身を含む): 348119520

約数和(自身を除く): 140086761

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 121, 297, 333, 363, 407, 999, 1089, 1221, 1721, 3267, 3663, 4477, 5163, 10989, 13431, 15489, 18931, 40293, 46467, 56793, 63677, 120879, 170379, 191031, 208241, 511137, 573093, 624723, 700447, 1719279, 1874169, 2101341, 5622507, 6304023, 7704917, 18912069, 23114751, 69344253, 208032759]

約数ペア:

[(1, 208032759), (3, 69344253), (9, 23114751), (11, 18912069), (27, 7704917), (33, 6304023), (37, 5622507), (99, 2101341), (111, 1874169), (121, 1719279), (297, 700447), (333, 624723), (363, 573093), (407, 511137), (999, 208241), (1089, 191031), (1221, 170379), (1721, 120879), (3267, 63677), (3663, 56793), (4477, 46467), (5163, 40293), (10989, 18931), (13431, 15489)]