13209987

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14629}}^1$

素因数の和:14682

約数の個数: 16

約数和(自身を含む): 20599040

約数和(自身を除く): 7389053

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 14629, 43887, 102403, 307209, 629047, 1887141, 4403329, 13209987]

約数ペア:

[(1, 13209987), (3, 4403329), (7, 1887141), (21, 629047), (43, 307209), (129, 102403), (301, 43887), (903, 14629)]