64640781

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{8171}}^1$

素因数の和:8473

約数の個数: 16

約数和(自身を含む): 96102720

約数和(自身を除く): 31461939

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 8171, 24513, 73539, 220617, 2394103, 7182309, 21546927, 64640781]

約数ペア:

[(1, 64640781), (3, 21546927), (9, 7182309), (27, 2394103), (293, 220617), (879, 73539), (2637, 24513), (7911, 8171)]