78371874

素因数分解:

$2^1\times 3^6\times 7^2\times {\mathrm{1097}}^1$

素因数の和:1131

約数の個数: 84

約数和(自身を含む): 205219494

約数和(自身を除く): 126847620

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 729, 882, 1097, 1134, 1323, 1458, 1701, 2194, 2646, 3291, 3402, 3969, 5103, 6582, 7679, 7938, 9873, 10206, 11907, 15358, 19746, 23037, 23814, 29619, 35721, 46074, 53753, 59238, 69111, 71442, 88857, 107506, 138222, 161259, 177714, 207333, 266571, 322518, 414666, 483777, 533142, 621999, 799713, 967554, 1243998, 1451331, 1599426, 1865997, 2902662, 3731994, 4353993, 5597991, 8707986, 11195982, 13061979, 26123958, 39185937, 78371874]

約数ペア:

[(1, 78371874), (2, 39185937), (3, 26123958), (6, 13061979), (7, 11195982), (9, 8707986), (14, 5597991), (18, 4353993), (21, 3731994), (27, 2902662), (42, 1865997), (49, 1599426), (54, 1451331), (63, 1243998), (81, 967554), (98, 799713), (126, 621999), (147, 533142), (162, 483777), (189, 414666), (243, 322518), (294, 266571), (378, 207333), (441, 177714), (486, 161259), (567, 138222), (729, 107506), (882, 88857), (1097, 71442), (1134, 69111), (1323, 59238), (1458, 53753), (1701, 46074), (2194, 35721), (2646, 29619), (3291, 23814), (3402, 23037), (3969, 19746), (5103, 15358), (6582, 11907), (7679, 10206), (7938, 9873)]