678742659

素因数分解:

$3^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 120

約数和(自身を含む): 1249074288

約数和(自身を除く): 570331629

約数列:

[1, 3, 7, 9, 21, 27, 41, 43, 49, 63, 81, 97, 123, 129, 147, 189, 287, 291, 301, 369, 387, 441, 567, 679, 861, 873, 903, 1107, 1161, 1323, 1763, 2009, 2037, 2107, 2583, 2619, 2709, 3321, 3483, 3969, 3977, 4171, 4753, 5289, 6027, 6111, 6321, 7749, 7857, 8127, 11931, 12341, 12513, 14259, 15867, 18081, 18333, 18963, 23247, 24381, 27839, 29197, 35793, 37023, 37539, 42777, 47601, 54243, 54999, 56889, 83517, 86387, 87591, 107379, 111069, 112617, 128331, 142803, 162729, 170667, 171011, 194873, 204379, 250551, 259161, 262773, 322137, 333207, 337851, 384993, 513033, 584619, 613137, 751653, 777483, 788319, 999621, 1197077, 1539099, 1753857, 1839411, 2254959, 2332449, 2364957, 3591231, 4617297, 5261571, 5518233, 6997347, 8379539, 10773693, 13851891, 15784713, 16554699, 25138617, 32321079, 75415851, 96963237, 226247553, 678742659]

約数ペア:

[(1, 678742659), (3, 226247553), (7, 96963237), (9, 75415851), (21, 32321079), (27, 25138617), (41, 16554699), (43, 15784713), (49, 13851891), (63, 10773693), (81, 8379539), (97, 6997347), (123, 5518233), (129, 5261571), (147, 4617297), (189, 3591231), (287, 2364957), (291, 2332449), (301, 2254959), (369, 1839411), (387, 1753857), (441, 1539099), (567, 1197077), (679, 999621), (861, 788319), (873, 777483), (903, 751653), (1107, 613137), (1161, 584619), (1323, 513033), (1763, 384993), (2009, 337851), (2037, 333207), (2107, 322137), (2583, 262773), (2619, 259161), (2709, 250551), (3321, 204379), (3483, 194873), (3969, 171011), (3977, 170667), (4171, 162729), (4753, 142803), (5289, 128331), (6027, 112617), (6111, 111069), (6321, 107379), (7749, 87591), (7857, 86387), (8127, 83517), (11931, 56889), (12341, 54999), (12513, 54243), (14259, 47601), (15867, 42777), (18081, 37539), (18333, 37023), (18963, 35793), (23247, 29197), (24381, 27839)]