28587519

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{3907}}^1$

素因数の和:4187

約数の個数: 16

約数和(自身を含む): 42519040

約数和(自身を除く): 13931521

約数列:

[1, 3, 9, 27, 271, 813, 2439, 3907, 7317, 11721, 35163, 105489, 1058797, 3176391, 9529173, 28587519]

約数ペア:

[(1, 28587519), (3, 9529173), (9, 3176391), (27, 1058797), (271, 105489), (813, 35163), (2439, 11721), (3907, 7317)]