156780255393

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{405116939}}^1$

素因数の和:405116988

約数の個数: 12

約数和(自身を含む): 231726889680

約数和(自身を除く): 74946634287

約数列:

[1, 3, 9, 43, 129, 387, 405116939, 1215350817, 3646052451, 17420028377, 52260085131, 156780255393]

約数ペア:

[(1, 156780255393), (3, 52260085131), (9, 17420028377), (43, 3646052451), (129, 1215350817), (387, 405116939)]