257102594

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1080263}}^1$

素因数の和:1080289

約数の個数: 16

約数和(自身を含む): 466674048

約数和(自身を除く): 209571454

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1080263, 2160526, 7561841, 15123682, 18364471, 36728942, 128551297, 257102594]

約数ペア:

[(1, 257102594), (2, 128551297), (7, 36728942), (14, 18364471), (17, 15123682), (34, 7561841), (119, 2160526), (238, 1080263)]