12861728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 28123200

約数和(自身を除く): 15261472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 122, 176, 244, 352, 488, 599, 671, 976, 1198, 1342, 1952, 2396, 2684, 4792, 5368, 6589, 9584, 10736, 13178, 19168, 21472, 26356, 36539, 52712, 73078, 105424, 146156, 210848, 292312, 401929, 584624, 803858, 1169248, 1607716, 3215432, 6430864, 12861728]

約数ペア:

[(1, 12861728), (2, 6430864), (4, 3215432), (8, 1607716), (11, 1169248), (16, 803858), (22, 584624), (32, 401929), (44, 292312), (61, 210848), (88, 146156), (122, 105424), (176, 73078), (244, 52712), (352, 36539), (488, 26356), (599, 21472), (671, 19168), (976, 13178), (1198, 10736), (1342, 9584), (1952, 6589), (2396, 5368), (2684, 4792)]