81507033

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{10303}}^1$

素因数の和:10605

約数の個数: 16

約数和(自身を含む): 121175040

約数和(自身を除く): 39668007

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 10303, 30909, 92727, 278181, 3018779, 9056337, 27169011, 81507033]

約数ペア:

[(1, 81507033), (3, 27169011), (9, 9056337), (27, 3018779), (293, 278181), (879, 92727), (2637, 30909), (7911, 10303)]