1388977527

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{796889}}^1$

素因数の和:796982

約数の個数: 16

約数和(自身を含む): 2142040320

約数和(自身を除く): 753062793

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 796889, 2390667, 5578223, 16734669, 66141787, 198425361, 462992509, 1388977527]

約数ペア:

[(1, 1388977527), (3, 462992509), (7, 198425361), (21, 66141787), (83, 16734669), (249, 5578223), (581, 2390667), (1743, 796889)]