54720471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{1709}}^1$

素因数の和:2546

約数の個数: 16

約数和(自身を含む): 78714720

約数和(自身を除く): 23994249

約数列:

[1, 3, 13, 39, 821, 1709, 2463, 5127, 10673, 22217, 32019, 66651, 1403089, 4209267, 18240157, 54720471]

約数ペア:

[(1, 54720471), (3, 18240157), (13, 4209267), (39, 1403089), (821, 66651), (1709, 32019), (2463, 22217), (5127, 10673)]