489446919

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1993}}^1\times {\mathrm{2099}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 762106800

約数和(自身を除く): 272659881

約数列:

[1, 3, 9, 13, 39, 117, 1993, 2099, 5979, 6297, 17937, 18891, 25909, 27287, 77727, 81861, 233181, 245583, 4183307, 12549921, 37649763, 54382991, 163148973, 489446919]

約数ペア:

[(1, 489446919), (3, 163148973), (9, 54382991), (13, 37649763), (39, 12549921), (117, 4183307), (1993, 245583), (2099, 233181), (5979, 81861), (6297, 77727), (17937, 27287), (18891, 25909)]