188899263

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2105

約数の個数: 48

約数和(自身を含む): 330289920

約数和(自身を除く): 141390657

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1917, 2011, 3479, 4473, 6033, 10437, 13419, 14077, 18099, 31311, 42231, 54297, 93933, 98539, 126693, 142781, 295617, 380079, 428343, 886851, 999467, 1285029, 2660553, 2998401, 3855087, 6996269, 8995203, 20988807, 26985609, 62966421, 188899263]

約数ペア:

[(1, 188899263), (3, 62966421), (7, 26985609), (9, 20988807), (21, 8995203), (27, 6996269), (49, 3855087), (63, 2998401), (71, 2660553), (147, 1285029), (189, 999467), (213, 886851), (441, 428343), (497, 380079), (639, 295617), (1323, 142781), (1491, 126693), (1917, 98539), (2011, 93933), (3479, 54297), (4473, 42231), (6033, 31311), (10437, 18099), (13419, 14077)]