156724967056

素因数分解:

$2^4\times 7^1\times {\mathrm{19993}}^1\times {\mathrm{69991}}^1$

素因数の和:89999

約数の個数: 40

約数和(自身を含む): 347056171904

約数和(自身を除く): 190331204848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 19993, 39986, 69991, 79972, 139951, 139982, 159944, 279902, 279964, 319888, 489937, 559804, 559928, 979874, 1119608, 1119856, 1959748, 2239216, 3919496, 7838992, 1399330063, 2798660126, 5597320252, 9795310441, 11194640504, 19590620882, 22389281008, 39181241764, 78362483528, 156724967056]

約数ペア:

[(1, 156724967056), (2, 78362483528), (4, 39181241764), (7, 22389281008), (8, 19590620882), (14, 11194640504), (16, 9795310441), (28, 5597320252), (56, 2798660126), (112, 1399330063), (19993, 7838992), (39986, 3919496), (69991, 2239216), (79972, 1959748), (139951, 1119856), (139982, 1119608), (159944, 979874), (279902, 559928), (279964, 559804), (319888, 489937)]