28351081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 32403456

約数和(自身を除く): 4052375

約数列:

[1, 11, 31, 71, 341, 781, 1171, 2201, 12881, 24211, 36301, 83141, 399311, 914551, 2577371, 28351081]

約数ペア:

[(1, 28351081), (11, 2577371), (31, 914551), (71, 399311), (341, 83141), (781, 36301), (1171, 24211), (2201, 12881)]