2543331

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 3898368

約数和(自身を除く): 1355037

約数列:

[1, 3, 7, 21, 281, 431, 843, 1293, 1967, 3017, 5901, 9051, 121111, 363333, 847777, 2543331]

約数ペア:

[(1, 2543331), (3, 847777), (7, 363333), (21, 121111), (281, 9051), (431, 5901), (843, 3017), (1293, 1967)]