206520796881

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1051}}^1\times {\mathrm{35851}}^1$

素因数の和:36947

約数の個数: 64

約数和(自身を含む): 362076518400

約数和(自身を除く): 155555721519

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1051, 1827, 3153, 5481, 7357, 9459, 22071, 28377, 30479, 35851, 66213, 91437, 107553, 198639, 213353, 250957, 274311, 322659, 640059, 752871, 822933, 967977, 1039679, 1920177, 2258613, 3119037, 5760531, 6775839, 7277753, 9357111, 21833259, 28071333, 37679401, 65499777, 113038203, 196499331, 263755807, 339114609, 791267421, 1017343827, 1092702629, 2373802263, 3278107887, 7121406789, 7648918403, 9834323661, 22946755209, 29502970983, 68840265627, 206520796881]

約数ペア:

[(1, 206520796881), (3, 68840265627), (7, 29502970983), (9, 22946755209), (21, 9834323661), (27, 7648918403), (29, 7121406789), (63, 3278107887), (87, 2373802263), (189, 1092702629), (203, 1017343827), (261, 791267421), (609, 339114609), (783, 263755807), (1051, 196499331), (1827, 113038203), (3153, 65499777), (5481, 37679401), (7357, 28071333), (9459, 21833259), (22071, 9357111), (28377, 7277753), (30479, 6775839), (35851, 5760531), (66213, 3119037), (91437, 2258613), (107553, 1920177), (198639, 1039679), (213353, 967977), (250957, 822933), (274311, 752871), (322659, 640059)]