2017788459

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{680077}}^1$

素因数の和:680146

約数の個数: 16

約数和(自身を含む): 2872649472

約数和(自身を除く): 854861013

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 680077, 2040231, 15641771, 29243311, 46925313, 87729933, 672596153, 2017788459]

約数ペア:

[(1, 2017788459), (3, 672596153), (23, 87729933), (43, 46925313), (69, 29243311), (129, 15641771), (989, 2040231), (2967, 680077)]