1998579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 2951424

約数和(自身を除く): 952845

約数列:

[1, 3, 11, 33, 71, 213, 781, 853, 2343, 2559, 9383, 28149, 60563, 181689, 666193, 1998579]

約数ペア:

[(1, 1998579), (3, 666193), (11, 181689), (33, 60563), (71, 28149), (213, 9383), (781, 2559), (853, 2343)]