9968165991

素因数分解:

$3^3\times 7^2\times {\mathrm{1871}}^1\times {\mathrm{4027}}^1$

素因数の和:5921

約数の個数: 48

約数和(自身を含む): 17192148480

約数和(自身を除く): 7223982489

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1871, 4027, 5613, 12081, 13097, 16839, 28189, 36243, 39291, 50517, 84567, 91679, 108729, 117873, 197323, 253701, 275037, 353619, 591969, 761103, 825111, 1775907, 2475333, 5327721, 7534517, 22603551, 52741619, 67810653, 158224857, 203431959, 369191333, 474674571, 1107573999, 1424023713, 3322721997, 9968165991]

約数ペア:

[(1, 9968165991), (3, 3322721997), (7, 1424023713), (9, 1107573999), (21, 474674571), (27, 369191333), (49, 203431959), (63, 158224857), (147, 67810653), (189, 52741619), (441, 22603551), (1323, 7534517), (1871, 5327721), (4027, 2475333), (5613, 1775907), (12081, 825111), (13097, 761103), (16839, 591969), (28189, 353619), (36243, 275037), (39291, 253701), (50517, 197323), (84567, 117873), (91679, 108729)]