28210501

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 32006016

約数和(自身を除く): 3795515

約数列:

[1, 11, 41, 71, 451, 781, 881, 2911, 9691, 32021, 36121, 62551, 397331, 688061, 2564591, 28210501]

約数ペア:

[(1, 28210501), (11, 2564591), (41, 688061), (71, 397331), (451, 62551), (781, 36121), (881, 32021), (2911, 9691)]