2788812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 7796880

約数和(自身を除く): 5008068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 101, 117, 118, 156, 177, 202, 234, 236, 303, 354, 404, 468, 531, 606, 708, 767, 909, 1062, 1212, 1313, 1534, 1818, 2124, 2301, 2626, 3068, 3636, 3939, 4602, 5252, 5959, 6903, 7878, 9204, 11817, 11918, 13806, 15756, 17877, 23634, 23836, 27612, 35754, 47268, 53631, 71508, 77467, 107262, 154934, 214524, 232401, 309868, 464802, 697203, 929604, 1394406, 2788812]

約数ペア:

[(1, 2788812), (2, 1394406), (3, 929604), (4, 697203), (6, 464802), (9, 309868), (12, 232401), (13, 214524), (18, 154934), (26, 107262), (36, 77467), (39, 71508), (52, 53631), (59, 47268), (78, 35754), (101, 27612), (117, 23836), (118, 23634), (156, 17877), (177, 15756), (202, 13806), (234, 11918), (236, 11817), (303, 9204), (354, 7878), (404, 6903), (468, 5959), (531, 5252), (606, 4602), (708, 3939), (767, 3636), (909, 3068), (1062, 2626), (1212, 2301), (1313, 2124), (1534, 1818)]