130731489

素因数分解:

$3^4\times 7^1\times {\mathrm{230567}}^1$

素因数の和:230586

約数の個数: 20

約数和(自身を含む): 223189824

約数和(自身を除く): 92458335

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 230567, 691701, 1613969, 2075103, 4841907, 6225309, 14525721, 18675927, 43577163, 130731489]

約数ペア:

[(1, 130731489), (3, 43577163), (7, 18675927), (9, 14525721), (21, 6225309), (27, 4841907), (63, 2075103), (81, 1613969), (189, 691701), (567, 230567)]