3945186

素因数分解:

$2^1\times 3^4\times 7^3\times {\mathrm{71}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 10454400

約数和(自身を除く): 6509214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 71, 81, 98, 126, 142, 147, 162, 189, 213, 294, 343, 378, 426, 441, 497, 567, 639, 686, 882, 994, 1029, 1134, 1278, 1323, 1491, 1917, 2058, 2646, 2982, 3087, 3479, 3834, 3969, 4473, 5751, 6174, 6958, 7938, 8946, 9261, 10437, 11502, 13419, 18522, 20874, 24353, 26838, 27783, 31311, 40257, 48706, 55566, 62622, 73059, 80514, 93933, 146118, 187866, 219177, 281799, 438354, 563598, 657531, 1315062, 1972593, 3945186]

約数ペア:

[(1, 3945186), (2, 1972593), (3, 1315062), (6, 657531), (7, 563598), (9, 438354), (14, 281799), (18, 219177), (21, 187866), (27, 146118), (42, 93933), (49, 80514), (54, 73059), (63, 62622), (71, 55566), (81, 48706), (98, 40257), (126, 31311), (142, 27783), (147, 26838), (162, 24353), (189, 20874), (213, 18522), (294, 13419), (343, 11502), (378, 10437), (426, 9261), (441, 8946), (497, 7938), (567, 6958), (639, 6174), (686, 5751), (882, 4473), (994, 3969), (1029, 3834), (1134, 3479), (1278, 3087), (1323, 2982), (1491, 2646), (1917, 2058)]