56021787

素因数分解:

$3^4\times {\mathrm{467}}^1\times {\mathrm{1481}}^1$

素因数の和:1960

約数の個数: 20

約数和(自身を含む): 83922696

約数和(自身を除く): 27900909

約数列:

[1, 3, 9, 27, 81, 467, 1401, 1481, 4203, 4443, 12609, 13329, 37827, 39987, 119961, 691627, 2074881, 6224643, 18673929, 56021787]

約数ペア:

[(1, 56021787), (3, 18673929), (9, 6224643), (27, 2074881), (81, 691627), (467, 119961), (1401, 39987), (1481, 37827), (4203, 13329), (4443, 12609)]