170871687

素因数分解:

$3^4\times 7^1\times {\mathrm{301361}}^1$

素因数の和:301380

約数の個数: 20

約数和(自身を含む): 291718416

約数和(自身を除く): 120846729

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 301361, 904083, 2109527, 2712249, 6328581, 8136747, 18985743, 24410241, 56957229, 170871687]

約数ペア:

[(1, 170871687), (3, 56957229), (7, 24410241), (9, 18985743), (21, 8136747), (27, 6328581), (63, 2712249), (81, 2109527), (189, 904083), (567, 301361)]