56078001

素因数分解:

$3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 60

約数和(自身を含む): 99316800

約数和(自身を除く): 43238799

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 199, 213, 441, 497, 567, 597, 639, 1323, 1393, 1491, 1791, 1917, 3479, 3969, 4179, 4473, 5373, 5751, 9751, 10437, 12537, 13419, 14129, 16119, 29253, 31311, 37611, 40257, 42387, 87759, 93933, 98903, 112833, 127161, 263277, 281799, 296709, 381483, 692321, 789831, 890127, 1144449, 2076963, 2670381, 6230889, 8011143, 18692667, 56078001]

約数ペア:

[(1, 56078001), (3, 18692667), (7, 8011143), (9, 6230889), (21, 2670381), (27, 2076963), (49, 1144449), (63, 890127), (71, 789831), (81, 692321), (147, 381483), (189, 296709), (199, 281799), (213, 263277), (441, 127161), (497, 112833), (567, 98903), (597, 93933), (639, 87759), (1323, 42387), (1393, 40257), (1491, 37611), (1791, 31311), (1917, 29253), (3479, 16119), (3969, 14129), (4179, 13419), (4473, 12537), (5373, 10437), (5751, 9751)]