67913559

素因数分解:

$3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:338

約数の個数: 60

約数和(自身を含む): 120173328

約数和(自身を除く): 52259769

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 241, 441, 497, 567, 639, 723, 1323, 1491, 1687, 1917, 2169, 3479, 3969, 4473, 5061, 5751, 6507, 10437, 11809, 13419, 15183, 17111, 19521, 31311, 35427, 40257, 45549, 51333, 93933, 106281, 119777, 136647, 153999, 281799, 318843, 359331, 461997, 838439, 956529, 1077993, 1385991, 2515317, 3233979, 7545951, 9701937, 22637853, 67913559]

約数ペア:

[(1, 67913559), (3, 22637853), (7, 9701937), (9, 7545951), (21, 3233979), (27, 2515317), (49, 1385991), (63, 1077993), (71, 956529), (81, 838439), (147, 461997), (189, 359331), (213, 318843), (241, 281799), (441, 153999), (497, 136647), (567, 119777), (639, 106281), (723, 93933), (1323, 51333), (1491, 45549), (1687, 40257), (1917, 35427), (2169, 31311), (3479, 19521), (3969, 17111), (4473, 15183), (5061, 13419), (5751, 11809), (6507, 10437)]