17428239

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 26181792

約数和(自身を除く): 8753553

約数列:

[1, 3, 9, 41, 73, 123, 219, 369, 647, 657, 1941, 2993, 5823, 8979, 26527, 26937, 47231, 79581, 141693, 238743, 425079, 1936471, 5809413, 17428239]

約数ペア:

[(1, 17428239), (3, 5809413), (9, 1936471), (41, 425079), (73, 238743), (123, 141693), (219, 79581), (369, 47231), (647, 26937), (657, 26527), (1941, 8979), (2993, 5823)]