85855287

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{240491}}^1$

素因数の和:240518

約数の個数: 16

約数和(自身を含む): 138523392

約数和(自身を除く): 52668105

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 240491, 721473, 1683437, 4088347, 5050311, 12265041, 28618429, 85855287]

約数ペア:

[(1, 85855287), (3, 28618429), (7, 12265041), (17, 5050311), (21, 4088347), (51, 1683437), (119, 721473), (357, 240491)]