51158709

素因数分解:

$3^4\times 7^1\times {\mathrm{90227}}^1$

素因数の和:90246

約数の個数: 20

約数和(自身を含む): 87340704

約数和(自身を除く): 36181995

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 90227, 270681, 631589, 812043, 1894767, 2436129, 5684301, 7308387, 17052903, 51158709]

約数ペア:

[(1, 51158709), (3, 17052903), (7, 7308387), (9, 5684301), (21, 2436129), (27, 1894767), (63, 812043), (81, 631589), (189, 270681), (567, 90227)]