3897047

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 5056128

約数和(自身を除く): 1159081

約数列:

[1, 7, 11, 43, 77, 107, 121, 301, 473, 749, 847, 1177, 3311, 4601, 5203, 8239, 12947, 32207, 36421, 50611, 90629, 354277, 556721, 3897047]

約数ペア:

[(1, 3897047), (7, 556721), (11, 354277), (43, 90629), (77, 50611), (107, 36421), (121, 32207), (301, 12947), (473, 8239), (749, 5203), (847, 4601), (1177, 3311)]