905119191

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{26669}}^1$

素因数の和:27100

約数の個数: 20

約数和(自身を含む): 1355369400

約数和(自身を除く): 450250209

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 11313, 26669, 33939, 80007, 240021, 720063, 2160189, 11174311, 33522933, 100568799, 301706397, 905119191]

約数ペア:

[(1, 905119191), (3, 301706397), (9, 100568799), (27, 33522933), (81, 11174311), (419, 2160189), (1257, 720063), (3771, 240021), (11313, 80007), (26669, 33939)]