7102809

素因数分解:

$3^4\times 7^1\times {\mathrm{12527}}^1$

素因数の和:12546

約数の個数: 20

約数和(自身を含む): 12127104

約数和(自身を除く): 5024295

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 12527, 37581, 87689, 112743, 263067, 338229, 789201, 1014687, 2367603, 7102809]

約数ペア:

[(1, 7102809), (3, 2367603), (7, 1014687), (9, 789201), (21, 338229), (27, 263067), (63, 112743), (81, 87689), (189, 37581), (567, 12527)]