66404212

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7879}}^1$

素因数の和:7940

約数の個数: 36

約数和(自身を含む): 138341280

約数和(自身を除く): 71937068

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 7879, 8428, 15758, 31516, 55153, 110306, 220612, 338797, 386071, 677594, 772142, 1355188, 1544284, 2371579, 4743158, 9486316, 16601053, 33202106, 66404212]

約数ペア:

[(1, 66404212), (2, 33202106), (4, 16601053), (7, 9486316), (14, 4743158), (28, 2371579), (43, 1544284), (49, 1355188), (86, 772142), (98, 677594), (172, 386071), (196, 338797), (301, 220612), (602, 110306), (1204, 55153), (2107, 31516), (4214, 15758), (7879, 8428)]