68779781

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 83694240

約数和(自身を除く): 14914459

約数列:

[1, 7, 37, 49, 59, 259, 413, 643, 1813, 2183, 2891, 4501, 15281, 23791, 31507, 37937, 106967, 166537, 265559, 1165759, 1403669, 1858913, 9825683, 68779781]

約数ペア:

[(1, 68779781), (7, 9825683), (37, 1858913), (49, 1403669), (59, 1165759), (259, 265559), (413, 166537), (643, 106967), (1813, 37937), (2183, 31507), (2891, 23791), (4501, 15281)]