12845391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4639}}^1$

素因数の和:4726

約数の個数: 16

約数和(自身を含む): 18708480

約数和(自身を除く): 5863089

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 4639, 13917, 60307, 180921, 329369, 988107, 4281797, 12845391]

約数ペア:

[(1, 12845391), (3, 4281797), (13, 988107), (39, 329369), (71, 180921), (213, 60307), (923, 13917), (2769, 4639)]