2556444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 6604416

約数和(自身を除く): 4047972

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 181, 214, 321, 362, 428, 543, 642, 724, 1086, 1177, 1284, 1991, 2172, 2354, 3531, 3982, 4708, 5973, 7062, 7964, 11946, 14124, 19367, 23892, 38734, 58101, 77468, 116202, 213037, 232404, 426074, 639111, 852148, 1278222, 2556444]

約数ペア:

[(1, 2556444), (2, 1278222), (3, 852148), (4, 639111), (6, 426074), (11, 232404), (12, 213037), (22, 116202), (33, 77468), (44, 58101), (66, 38734), (107, 23892), (132, 19367), (181, 14124), (214, 11946), (321, 7964), (362, 7062), (428, 5973), (543, 4708), (642, 3982), (724, 3531), (1086, 2354), (1177, 2172), (1284, 1991)]