128225361

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{54727}}^1$

素因数の和:54812

約数の個数: 16

約数和(自身を含む): 189139968

約数和(自身を除く): 60914607

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 54727, 164181, 601997, 1805991, 3885617, 11656851, 42741787, 128225361]

約数ペア:

[(1, 128225361), (3, 42741787), (11, 11656851), (33, 3885617), (71, 1805991), (213, 601997), (781, 164181), (2343, 54727)]