28518993

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{8317}}^1$

素因数の和:8453

約数の個数: 16

約数和(自身を含む): 42588160

約数和(自身を除く): 14069167

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 8317, 24951, 74853, 224559, 1056259, 3168777, 9506331, 28518993]

約数ペア:

[(1, 28518993), (3, 9506331), (9, 3168777), (27, 1056259), (127, 224559), (381, 74853), (1143, 24951), (3429, 8317)]