12909255

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18311}}^1$

素因数の和:18366

約数の個数: 16

約数和(自身を含む): 21095424

約数和(自身を除く): 8186169

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18311, 54933, 91555, 274665, 860617, 2581851, 4303085, 12909255]

約数ペア:

[(1, 12909255), (3, 4303085), (5, 2581851), (15, 860617), (47, 274665), (141, 91555), (235, 54933), (705, 18311)]