81848718

素因数分解:

$2^1\times 3^5\times 7^3\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 214905600

約数和(自身を除く): 133056882

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, 343, 378, 441, 486, 491, 567, 686, 882, 982, 1029, 1134, 1323, 1473, 1701, 2058, 2646, 2946, 3087, 3402, 3437, 3969, 4419, 6174, 6874, 7938, 8838, 9261, 10311, 11907, 13257, 18522, 20622, 23814, 24059, 26514, 27783, 30933, 39771, 48118, 55566, 61866, 72177, 79542, 83349, 92799, 119313, 144354, 166698, 168413, 185598, 216531, 238626, 278397, 336826, 433062, 505239, 556794, 649593, 835191, 1010478, 1299186, 1515717, 1670382, 1948779, 3031434, 3897558, 4547151, 5846337, 9094302, 11692674, 13641453, 27282906, 40924359, 81848718]

約数ペア:

[(1, 81848718), (2, 40924359), (3, 27282906), (6, 13641453), (7, 11692674), (9, 9094302), (14, 5846337), (18, 4547151), (21, 3897558), (27, 3031434), (42, 1948779), (49, 1670382), (54, 1515717), (63, 1299186), (81, 1010478), (98, 835191), (126, 649593), (147, 556794), (162, 505239), (189, 433062), (243, 336826), (294, 278397), (343, 238626), (378, 216531), (441, 185598), (486, 168413), (491, 166698), (567, 144354), (686, 119313), (882, 92799), (982, 83349), (1029, 79542), (1134, 72177), (1323, 61866), (1473, 55566), (1701, 48118), (2058, 39771), (2646, 30933), (2946, 27783), (3087, 26514), (3402, 24059), (3437, 23814), (3969, 20622), (4419, 18522), (6174, 13257), (6874, 11907), (7938, 10311), (8838, 9261)]