12926641

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{223}}^1$

素因数の和:270

約数の個数: 24

約数和(自身を含む): 16396800

約数和(自身を除く): 3470159

約数列:

[1, 7, 13, 49, 91, 169, 223, 343, 637, 1183, 1561, 2899, 4459, 8281, 10927, 20293, 37687, 57967, 76489, 142051, 263809, 994357, 1846663, 12926641]

約数ペア:

[(1, 12926641), (7, 1846663), (13, 994357), (49, 263809), (91, 142051), (169, 76489), (223, 57967), (343, 37687), (637, 20293), (1183, 10927), (1561, 8281), (2899, 4459)]