2128889268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{20441}}^1$

素因数の和:20725

約数の個数: 72

約数和(自身を含む): 5893183296

約数和(自身を除く): 3764294028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 263, 396, 526, 789, 1052, 1578, 2367, 2893, 3156, 4734, 5786, 8679, 9468, 11572, 17358, 20441, 26037, 34716, 40882, 52074, 61323, 81764, 104148, 122646, 183969, 224851, 245292, 367938, 449702, 674553, 735876, 899404, 1349106, 2023659, 2698212, 4047318, 5375983, 8094636, 10751966, 16127949, 21503932, 32255898, 48383847, 59135813, 64511796, 96767694, 118271626, 177407439, 193535388, 236543252, 354814878, 532222317, 709629756, 1064444634, 2128889268]

約数ペア:

[(1, 2128889268), (2, 1064444634), (3, 709629756), (4, 532222317), (6, 354814878), (9, 236543252), (11, 193535388), (12, 177407439), (18, 118271626), (22, 96767694), (33, 64511796), (36, 59135813), (44, 48383847), (66, 32255898), (99, 21503932), (132, 16127949), (198, 10751966), (263, 8094636), (396, 5375983), (526, 4047318), (789, 2698212), (1052, 2023659), (1578, 1349106), (2367, 899404), (2893, 735876), (3156, 674553), (4734, 449702), (5786, 367938), (8679, 245292), (9468, 224851), (11572, 183969), (17358, 122646), (20441, 104148), (26037, 81764), (34716, 61323), (40882, 52074)]