13991845

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2683}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 19324800

約数和(自身を除く): 5332955

約数列:

[1, 5, 7, 35, 149, 745, 1043, 2683, 5215, 13415, 18781, 93905, 399767, 1998835, 2798369, 13991845]

約数ペア:

[(1, 13991845), (5, 2798369), (7, 1998835), (35, 399767), (149, 93905), (745, 18781), (1043, 13415), (2683, 5215)]