664794009

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{2111}}^1\times {\mathrm{3181}}^1$

素因数の和:5309

約数の個数: 24

約数和(自身を含む): 1048379904

約数和(自身を除く): 383585895

約数列:

[1, 3, 9, 11, 33, 99, 2111, 3181, 6333, 9543, 18999, 23221, 28629, 34991, 69663, 104973, 208989, 314919, 6715091, 20145273, 60435819, 73866001, 221598003, 664794009]

約数ペア:

[(1, 664794009), (3, 221598003), (9, 73866001), (11, 60435819), (33, 20145273), (99, 6715091), (2111, 314919), (3181, 208989), (6333, 104973), (9543, 69663), (18999, 34991), (23221, 28629)]