13204569

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 20966880

約数和(自身を除く): 7762311

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2089, 2107, 6267, 6321, 14623, 43869, 89827, 102361, 269481, 307083, 628789, 1886367, 4401523, 13204569]

約数ペア:

[(1, 13204569), (3, 4401523), (7, 1886367), (21, 628789), (43, 307083), (49, 269481), (129, 102361), (147, 89827), (301, 43869), (903, 14623), (2089, 6321), (2107, 6267)]