12684805

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21319}}^1$

素因数の和:21348

約数の個数: 16

約数和(自身を含む): 18420480

約数和(自身を除く): 5735675

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 21319, 106595, 149233, 362423, 746165, 1812115, 2536961, 12684805]

約数ペア:

[(1, 12684805), (5, 2536961), (7, 1812115), (17, 746165), (35, 362423), (85, 149233), (119, 106595), (595, 21319)]