51126831

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7879}}^1$

素因数の和:7995

約数の個数: 24

約数和(自身を含む): 85230080

約数和(自身を除く): 34103249

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 7879, 23637, 55153, 70911, 165459, 496377, 811537, 2434611, 5680759, 7303833, 17042277, 51126831]

約数ペア:

[(1, 51126831), (3, 17042277), (7, 7303833), (9, 5680759), (21, 2434611), (63, 811537), (103, 496377), (309, 165459), (721, 70911), (927, 55153), (2163, 23637), (6489, 7879)]