207958239

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{105509}}^1$

素因数の和:105591

約数の個数: 16

約数和(自身を含む): 312309600

約数和(自身を除く): 104351361

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 105509, 316527, 949581, 2848743, 7702157, 23106471, 69319413, 207958239]

約数ペア:

[(1, 207958239), (3, 69319413), (9, 23106471), (27, 7702157), (73, 2848743), (219, 949581), (657, 316527), (1971, 105509)]