12748239

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1876

約数の個数: 32

約数和(自身を含む): 22179840

約数和(自身を除く): 9431601

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 1823, 2331, 5469, 6993, 12761, 16407, 38283, 49221, 67451, 114849, 202353, 344547, 472157, 607059, 1416471, 1821177, 4249413, 12748239]

約数ペア:

[(1, 12748239), (3, 4249413), (7, 1821177), (9, 1416471), (21, 607059), (27, 472157), (37, 344547), (63, 202353), (111, 114849), (189, 67451), (259, 49221), (333, 38283), (777, 16407), (999, 12761), (1823, 6993), (2331, 5469)]