6639489

素因数分解:

$3^5\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 10090080

約数和(自身を除く): 3450591

約数列:

[1, 3, 9, 27, 81, 89, 243, 267, 307, 801, 921, 2403, 2763, 7209, 8289, 21627, 24867, 27323, 74601, 81969, 245907, 737721, 2213163, 6639489]

約数ペア:

[(1, 6639489), (3, 2213163), (9, 737721), (27, 245907), (81, 81969), (89, 74601), (243, 27323), (267, 24867), (307, 21627), (801, 8289), (921, 7209), (2403, 2763)]