2221263

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:306

約数の個数: 28

約数和(自身を含む): 3646248

約数和(自身を除く): 1424985

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 277, 297, 729, 831, 891, 2493, 2673, 3047, 7479, 8019, 9141, 22437, 27423, 67311, 82269, 201933, 246807, 740421, 2221263]

約数ペア:

[(1, 2221263), (3, 740421), (9, 246807), (11, 201933), (27, 82269), (33, 67311), (81, 27423), (99, 22437), (243, 9141), (277, 8019), (297, 7479), (729, 3047), (831, 2673), (891, 2493)]