42867517

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 32

約数和(自身を含む): 55655424

約数和(自身を除く): 12787907

約数列:

[1, 7, 11, 43, 77, 107, 121, 301, 473, 749, 847, 1177, 1331, 3311, 4601, 5203, 8239, 9317, 12947, 32207, 36421, 50611, 57233, 90629, 142417, 354277, 400631, 556721, 996919, 3897047, 6123931, 42867517]

約数ペア:

[(1, 42867517), (7, 6123931), (11, 3897047), (43, 996919), (77, 556721), (107, 400631), (121, 354277), (301, 142417), (473, 90629), (749, 57233), (847, 50611), (1177, 36421), (1331, 32207), (3311, 12947), (4601, 9317), (5203, 8239)]