320255757

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{961729}}^1$

素因数の和:961772

約数の個数: 12

約数和(自身を含む): 475094620

約数和(自身を除く): 154838863

約数列:

[1, 3, 9, 37, 111, 333, 961729, 2885187, 8655561, 35583973, 106751919, 320255757]

約数ペア:

[(1, 320255757), (3, 106751919), (9, 35583973), (37, 8655561), (111, 2885187), (333, 961729)]