393832494

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 1022461440

約数和(自身を除く): 628628946

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 31, 33, 38, 57, 62, 66, 93, 99, 114, 121, 171, 186, 198, 209, 242, 279, 307, 341, 342, 363, 418, 558, 589, 614, 627, 682, 726, 921, 1023, 1089, 1178, 1254, 1767, 1842, 1881, 2046, 2178, 2299, 2763, 3069, 3377, 3534, 3751, 3762, 4598, 5301, 5526, 5833, 6138, 6479, 6754, 6897, 7502, 9517, 10131, 10602, 11253, 11666, 12958, 13794, 17499, 19034, 19437, 20262, 20691, 22506, 28551, 30393, 33759, 34998, 37147, 38874, 41382, 52497, 57102, 58311, 60786, 64163, 67518, 71269, 74294, 85653, 104687, 104994, 111441, 116622, 128326, 142538, 171306, 180823, 192489, 209374, 213807, 222882, 314061, 334323, 361646, 384978, 427614, 542469, 577467, 628122, 641421, 668646, 705793, 942183, 1084938, 1151557, 1154934, 1282842, 1411586, 1627407, 1884366, 1989053, 2117379, 2303114, 3254814, 3454671, 3978106, 4234758, 5967159, 6352137, 6909342, 10364013, 11934318, 12704274, 17901477, 20728026, 21879583, 35802954, 43759166, 65638749, 131277498, 196916247, 393832494]

約数ペア:

[(1, 393832494), (2, 196916247), (3, 131277498), (6, 65638749), (9, 43759166), (11, 35802954), (18, 21879583), (19, 20728026), (22, 17901477), (31, 12704274), (33, 11934318), (38, 10364013), (57, 6909342), (62, 6352137), (66, 5967159), (93, 4234758), (99, 3978106), (114, 3454671), (121, 3254814), (171, 2303114), (186, 2117379), (198, 1989053), (209, 1884366), (242, 1627407), (279, 1411586), (307, 1282842), (341, 1154934), (342, 1151557), (363, 1084938), (418, 942183), (558, 705793), (589, 668646), (614, 641421), (627, 628122), (682, 577467), (726, 542469), (921, 427614), (1023, 384978), (1089, 361646), (1178, 334323), (1254, 314061), (1767, 222882), (1842, 213807), (1881, 209374), (2046, 192489), (2178, 180823), (2299, 171306), (2763, 142538), (3069, 128326), (3377, 116622), (3534, 111441), (3751, 104994), (3762, 104687), (4598, 85653), (5301, 74294), (5526, 71269), (5833, 67518), (6138, 64163), (6479, 60786), (6754, 58311), (6897, 57102), (7502, 52497), (9517, 41382), (10131, 38874), (10602, 37147), (11253, 34998), (11666, 33759), (12958, 30393), (13794, 28551), (17499, 22506), (19034, 20691), (19437, 20262)]