13808151

素因数分解:

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

素因数の和:111

約数の個数: 50

約数和(自身を含む): 24402312

約数和(自身を除く): 10594161

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 343, 441, 497, 567, 639, 1029, 1323, 1491, 1917, 2401, 3087, 3479, 3969, 4473, 5751, 7203, 9261, 10437, 13419, 21609, 24353, 27783, 31311, 40257, 64827, 73059, 93933, 170471, 194481, 219177, 281799, 511413, 657531, 1534239, 1972593, 4602717, 13808151]

約数ペア:

[(1, 13808151), (3, 4602717), (7, 1972593), (9, 1534239), (21, 657531), (27, 511413), (49, 281799), (63, 219177), (71, 194481), (81, 170471), (147, 93933), (189, 73059), (213, 64827), (343, 40257), (441, 31311), (497, 27783), (567, 24353), (639, 21609), (1029, 13419), (1323, 10437), (1491, 9261), (1917, 7203), (2401, 5751), (3087, 4473), (3479, 3969)]