28213207

素因数分解:

${\mathrm{11}}^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 20

約数和(自身を含む): 32467680

約数和(自身を除く): 4254473

約数列:

[1, 11, 41, 47, 121, 451, 517, 1331, 1927, 4961, 5687, 14641, 21197, 54571, 62557, 233167, 600281, 688127, 2564837, 28213207]

約数ペア:

[(1, 28213207), (11, 2564837), (41, 688127), (47, 600281), (121, 233167), (451, 62557), (517, 54571), (1331, 21197), (1927, 14641), (4961, 5687)]