56511999

素因数分解:

$3^4\times {\mathrm{751}}^1\times {\mathrm{929}}^1$

素因数の和:1692

約数の個数: 20

約数和(自身を含む): 84622560

約数和(自身を除く): 28110561

約数列:

[1, 3, 9, 27, 81, 751, 929, 2253, 2787, 6759, 8361, 20277, 25083, 60831, 75249, 697679, 2093037, 6279111, 18837333, 56511999]

約数ペア:

[(1, 56511999), (3, 18837333), (9, 6279111), (27, 2093037), (81, 697679), (751, 75249), (929, 60831), (2253, 25083), (2787, 20277), (6759, 8361)]