80911791

素因数分解:

$3^4\times {\mathrm{967}}^1\times {\mathrm{1033}}^1$

素因数の和:2012

約数の個数: 20

約数和(自身を含む): 121110352

約数和(自身を除く): 40198561

約数列:

[1, 3, 9, 27, 81, 967, 1033, 2901, 3099, 8703, 9297, 26109, 27891, 78327, 83673, 998911, 2996733, 8990199, 26970597, 80911791]

約数ペア:

[(1, 80911791), (3, 26970597), (9, 8990199), (27, 2996733), (81, 998911), (967, 83673), (1033, 78327), (2901, 27891), (3099, 26109), (8703, 9297)]