13210085

素因数分解:

$5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 18175872

約数和(自身を除く): 4965787

約数列:

[1, 5, 7, 35, 571, 661, 2855, 3305, 3997, 4627, 19985, 23135, 377431, 1887155, 2642017, 13210085]

約数ペア:

[(1, 13210085), (5, 2642017), (7, 1887155), (35, 377431), (571, 23135), (661, 19985), (2855, 4627), (3305, 3997)]