572721921729

素因数分解:

$3^4\times {\mathrm{2657}}^1\times {\mathrm{2661137}}^1$

素因数の和:2663806

約数の個数: 20

約数和(自身を含む): 855869881284

約数和(自身を除く): 283147959555

約数列:

[1, 3, 9, 27, 81, 2657, 7971, 23913, 71739, 215217, 2661137, 7983411, 23950233, 71850699, 215552097, 7070641009, 21211923027, 63635769081, 190907307243, 572721921729]

約数ペア:

[(1, 572721921729), (3, 190907307243), (9, 63635769081), (27, 21211923027), (81, 7070641009), (2657, 215552097), (7971, 71850699), (23913, 23950233), (71739, 7983411), (215217, 2661137)]