1291222827

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{2020693}}^1$

素因数の和:2020770

約数の個数: 12

約数和(自身を含む): 1891369584

約数和(自身を除く): 600146757

約数列:

[1, 3, 9, 71, 213, 639, 2020693, 6062079, 18186237, 143469203, 430407609, 1291222827]

約数ペア:

[(1, 1291222827), (3, 430407609), (9, 143469203), (71, 18186237), (213, 6062079), (639, 2020693)]