12870459

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4751}}^1$

素因数の和:4807

約数の個数: 24

約数和(自身を含む): 21745152

約数和(自身を除く): 8874693

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 4751, 14253, 33257, 42759, 99771, 204293, 299313, 612879, 1430051, 1838637, 4290153, 12870459]

約数ペア:

[(1, 12870459), (3, 4290153), (7, 1838637), (9, 1430051), (21, 612879), (43, 299313), (63, 204293), (129, 99771), (301, 42759), (387, 33257), (903, 14253), (2709, 4751)]