203490357

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{570001}}^1$

素因数の和:570028

約数の個数: 16

約数和(自身を含む): 328321152

約数和(自身を除く): 124830795

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 570001, 1710003, 3990007, 9690017, 11970021, 29070051, 67830119, 203490357]

約数ペア:

[(1, 203490357), (3, 67830119), (7, 29070051), (17, 11970021), (21, 9690017), (51, 3990007), (119, 1710003), (357, 570001)]