8642049

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3121}}^1$

素因数の和:3208

約数の個数: 16

約数和(自身を含む): 12587904

約数和(自身を除く): 3945855

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 3121, 9363, 40573, 121719, 221591, 664773, 2880683, 8642049]

約数ペア:

[(1, 8642049), (3, 2880683), (13, 664773), (39, 221591), (71, 121719), (213, 40573), (923, 9363), (2769, 3121)]