78884361

素因数分解:

$3^6\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:708

約数の個数: 28

約数和(自身を含む): 119027700

約数和(自身を除く): 40143339

約数列:

[1, 3, 9, 27, 81, 241, 243, 449, 723, 729, 1347, 2169, 4041, 6507, 12123, 19521, 36369, 58563, 108209, 109107, 175689, 324627, 327321, 973881, 2921643, 8764929, 26294787, 78884361]

約数ペア:

[(1, 78884361), (3, 26294787), (9, 8764929), (27, 2921643), (81, 973881), (241, 327321), (243, 324627), (449, 175689), (723, 109107), (729, 108209), (1347, 58563), (2169, 36369), (4041, 19521), (6507, 12123)]