12966021

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{12979}}^1$

素因数の和:13025

約数の個数: 16

約数和(自身を含む): 19729600

約数和(自身を除く): 6763579

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 12979, 38937, 116811, 350433, 480223, 1440669, 4322007, 12966021]

約数ペア:

[(1, 12966021), (3, 4322007), (9, 1440669), (27, 480223), (37, 350433), (111, 116811), (333, 38937), (999, 12979)]