55290447

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 81208400

約数和(自身を除く): 25917953

約数列:

[1, 3, 9, 139, 193, 229, 417, 579, 687, 1251, 1737, 2061, 26827, 31831, 44197, 80481, 95493, 132591, 241443, 286479, 397773, 6143383, 18430149, 55290447]

約数ペア:

[(1, 55290447), (3, 18430149), (9, 6143383), (139, 397773), (193, 286479), (229, 241443), (417, 132591), (579, 95493), (687, 80481), (1251, 44197), (1737, 31831), (2061, 26827)]