2783157531

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{293861}}^1$

素因数の和:293923

約数の個数: 32

約数和(自身を含む): 4739406336

約数和(自身を除く): 1956248805

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 9471, 293861, 881583, 2057027, 3232471, 6171081, 9697413, 12048301, 22627297, 36144903, 67881891, 84338107, 132531311, 253014321, 397593933, 927719177, 2783157531]

約数ペア:

[(1, 2783157531), (3, 927719177), (7, 397593933), (11, 253014321), (21, 132531311), (33, 84338107), (41, 67881891), (77, 36144903), (123, 22627297), (231, 12048301), (287, 9697413), (451, 6171081), (861, 3232471), (1353, 2057027), (3157, 881583), (9471, 293861)]