12872004

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 31485888

約数和(自身を除く): 18613884

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 318, 444, 547, 636, 1094, 1641, 1961, 2188, 3282, 3922, 5883, 6564, 7844, 11766, 20239, 23532, 28991, 40478, 57982, 60717, 80956, 86973, 115964, 121434, 173946, 242868, 347892, 1072667, 2145334, 3218001, 4290668, 6436002, 12872004]

約数ペア:

[(1, 12872004), (2, 6436002), (3, 4290668), (4, 3218001), (6, 2145334), (12, 1072667), (37, 347892), (53, 242868), (74, 173946), (106, 121434), (111, 115964), (148, 86973), (159, 80956), (212, 60717), (222, 57982), (318, 40478), (444, 28991), (547, 23532), (636, 20239), (1094, 11766), (1641, 7844), (1961, 6564), (2188, 5883), (3282, 3922)]