12742149

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2239}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 19496960

約数和(自身を除く): 6754811

約数列:

[1, 3, 7, 21, 271, 813, 1897, 2239, 5691, 6717, 15673, 47019, 606769, 1820307, 4247383, 12742149]

約数ペア:

[(1, 12742149), (3, 4247383), (7, 1820307), (21, 606769), (271, 47019), (813, 15673), (1897, 6717), (2239, 5691)]