80989293

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31873}}^1$

素因数の和:31905

約数の個数: 24

約数和(自身を含む): 135655744

約数和(自身を除く): 54666451

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 31873, 95619, 223111, 350603, 669333, 1051809, 2454221, 3856633, 7362663, 11569899, 26996431, 80989293]

約数ペア:

[(1, 80989293), (3, 26996431), (7, 11569899), (11, 7362663), (21, 3856633), (33, 2454221), (77, 1051809), (121, 669333), (231, 350603), (363, 223111), (847, 95619), (2541, 31873)]