51591981

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59921}}^1$

素因数の和:59972

約数の個数: 16

約数和(自身を含む): 80535168

約数和(自身を除く): 28943187

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 59921, 179763, 419447, 1258341, 2456761, 7370283, 17197327, 51591981]

約数ペア:

[(1, 51591981), (3, 17197327), (7, 7370283), (21, 2456761), (41, 1258341), (123, 419447), (287, 179763), (861, 59921)]