2660091

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 4080384

約数和(自身を除く): 1420293

約数列:

[1, 3, 7, 21, 197, 591, 643, 1379, 1929, 4137, 4501, 13503, 126671, 380013, 886697, 2660091]

約数ペア:

[(1, 2660091), (3, 886697), (7, 380013), (21, 126671), (197, 13503), (591, 4501), (643, 4137), (1379, 1929)]