17859609

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{2791}}^1$

素因数の和:2882

約数の個数: 20

約数和(自身を含む): 27026560

約数和(自身を除く): 9166951

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 2791, 6399, 8373, 25119, 75357, 220489, 226071, 661467, 1984401, 5953203, 17859609]

約数ペア:

[(1, 17859609), (3, 5953203), (9, 1984401), (27, 661467), (79, 226071), (81, 220489), (237, 75357), (711, 25119), (2133, 8373), (2791, 6399)]