16641387

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6143}}^1$

素因数の和:6199

約数の個数: 24

約数和(自身を含む): 28114944

約数和(自身を除く): 11473557

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 6143, 18429, 43001, 55287, 129003, 264149, 387009, 792447, 1849043, 2377341, 5547129, 16641387]

約数ペア:

[(1, 16641387), (3, 5547129), (7, 2377341), (9, 1849043), (21, 792447), (43, 387009), (63, 264149), (129, 129003), (301, 55287), (387, 43001), (903, 18429), (2709, 6143)]