13749981

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15227}}^1$

素因数の和:15280

約数の個数: 16

約数和(自身を含む): 21441024

約数和(自身を除く): 7691043

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 15227, 45681, 106589, 319767, 654761, 1964283, 4583327, 13749981]

約数ペア:

[(1, 13749981), (3, 4583327), (7, 1964283), (21, 654761), (43, 319767), (129, 106589), (301, 45681), (903, 15227)]