157788403208

素因数分解:

$2^3\times {\mathrm{9941}}^1\times {\mathrm{1984061}}^1$

素因数の和:1994008

約数の個数: 16

約数和(自身を含む): 295883166060

約数和(自身を除く): 138094762852

約数列:

[1, 2, 4, 8, 9941, 19882, 39764, 79528, 1984061, 3968122, 7936244, 15872488, 19723550401, 39447100802, 78894201604, 157788403208]

約数ペア:

[(1, 157788403208), (2, 78894201604), (4, 39447100802), (8, 19723550401), (9941, 15872488), (19882, 7936244), (39764, 3968122), (79528, 1984061)]