80171931

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{10939}}^1$

素因数の和:11298

約数の個数: 16

約数和(自身を含む): 122528000

約数和(自身を除く): 42356069

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 10939, 32817, 76573, 229719, 3817711, 11453133, 26723977, 80171931]

約数ペア:

[(1, 80171931), (3, 26723977), (7, 11453133), (21, 3817711), (349, 229719), (1047, 76573), (2443, 32817), (7329, 10939)]