47664357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2903}}^1$

素因数の和:3340

約数の個数: 16

約数和(自身を含む): 68627328

約数和(自身を除く): 20962971

約数列:

[1, 3, 13, 39, 421, 1263, 2903, 5473, 8709, 16419, 37739, 113217, 1222163, 3666489, 15888119, 47664357]

約数ペア:

[(1, 47664357), (3, 15888119), (13, 3666489), (39, 1222163), (421, 113217), (1263, 37739), (2903, 16419), (5473, 8709)]