2025891

素因数分解:

$3^6\times 7^1\times {\mathrm{397}}^1$

素因数の和:422

約数の個数: 28

約数和(自身を含む): 3480112

約数和(自身を除く): 1454221

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 397, 567, 729, 1191, 1701, 2779, 3573, 5103, 8337, 10719, 25011, 32157, 75033, 96471, 225099, 289413, 675297, 2025891]

約数ペア:

[(1, 2025891), (3, 675297), (7, 289413), (9, 225099), (21, 96471), (27, 75033), (63, 32157), (81, 25011), (189, 10719), (243, 8337), (397, 5103), (567, 3573), (729, 2779), (1191, 1701)]