1279430019

素因数分解:

$3^3\times 7^1\times {\mathrm{6769471}}^1$

素因数の和:6769487

約数の個数: 16

約数和(自身を含む): 2166231040

約数和(自身を除く): 886801021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6769471, 20308413, 47386297, 60925239, 142158891, 182775717, 426476673, 1279430019]

約数ペア:

[(1, 1279430019), (3, 426476673), (7, 182775717), (9, 142158891), (21, 60925239), (27, 47386297), (63, 20308413), (189, 6769471)]