2546559

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:372

約数の個数: 20

約数和(自身を含む): 3847800

約数和(自身を除く): 1301241

約数列:

[1, 3, 9, 27, 81, 149, 211, 447, 633, 1341, 1899, 4023, 5697, 12069, 17091, 31439, 94317, 282951, 848853, 2546559]

約数ペア:

[(1, 2546559), (3, 848853), (9, 282951), (27, 94317), (81, 31439), (149, 17091), (211, 12069), (447, 5697), (633, 4023), (1341, 1899)]