81737748

素因数分解:

$2^2\times 3^4\times {\mathrm{252277}}^1$

素因数の和:252293

約数の個数: 30

約数和(自身を含む): 213679466

約数和(自身を除く): 131941718

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252277, 504554, 756831, 1009108, 1513662, 2270493, 3027324, 4540986, 6811479, 9081972, 13622958, 20434437, 27245916, 40868874, 81737748]

約数ペア:

[(1, 81737748), (2, 40868874), (3, 27245916), (4, 20434437), (6, 13622958), (9, 9081972), (12, 6811479), (18, 4540986), (27, 3027324), (36, 2270493), (54, 1513662), (81, 1009108), (108, 756831), (162, 504554), (324, 252277)]