207950967

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2647}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 363517440

約数和(自身を除く): 155566473

約数列:

[1, 3, 7, 9, 21, 29, 43, 63, 87, 129, 203, 261, 301, 387, 609, 903, 1247, 1827, 2647, 2709, 3741, 7941, 8729, 11223, 18529, 23823, 26187, 55587, 76763, 78561, 113821, 166761, 230289, 341463, 537341, 690867, 796747, 1024389, 1612023, 2390241, 3300809, 4836069, 7170723, 9902427, 23105663, 29707281, 69316989, 207950967]

約数ペア:

[(1, 207950967), (3, 69316989), (7, 29707281), (9, 23105663), (21, 9902427), (29, 7170723), (43, 4836069), (63, 3300809), (87, 2390241), (129, 1612023), (203, 1024389), (261, 796747), (301, 690867), (387, 537341), (609, 341463), (903, 230289), (1247, 166761), (1827, 113821), (2647, 78561), (2709, 76763), (3741, 55587), (7941, 26187), (8729, 23823), (11223, 18529)]