13821745

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3623}}^1$

素因数の和:3744

約数の個数: 16

約数和(自身を含む): 19134720

約数和(自身を除く): 5312975

約数列:

[1, 5, 7, 35, 109, 545, 763, 3623, 3815, 18115, 25361, 126805, 394907, 1974535, 2764349, 13821745]

約数ペア:

[(1, 13821745), (5, 2764349), (7, 1974535), (35, 394907), (109, 126805), (545, 25361), (763, 18115), (3623, 3815)]