13493991

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3229}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 20672000

約数和(自身を除く): 7178009

約数列:

[1, 3, 7, 21, 199, 597, 1393, 3229, 4179, 9687, 22603, 67809, 642571, 1927713, 4497997, 13493991]

約数ペア:

[(1, 13493991), (3, 4497997), (7, 1927713), (21, 642571), (199, 67809), (597, 22603), (1393, 9687), (3229, 4179)]