166151888

素因数分解:

$2^4\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{1223}}^1$

素因数の和:2451

約数の個数: 40

約数和(自身を含む): 368512128

約数和(自身を除く): 202360240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1213, 1223, 2426, 2446, 4852, 4892, 8491, 8561, 9704, 9784, 16982, 17122, 19408, 19568, 33964, 34244, 67928, 68488, 135856, 136976, 1483499, 2966998, 5933996, 10384493, 11867992, 20768986, 23735984, 41537972, 83075944, 166151888]

約数ペア:

[(1, 166151888), (2, 83075944), (4, 41537972), (7, 23735984), (8, 20768986), (14, 11867992), (16, 10384493), (28, 5933996), (56, 2966998), (112, 1483499), (1213, 136976), (1223, 135856), (2426, 68488), (2446, 67928), (4852, 34244), (4892, 33964), (8491, 19568), (8561, 19408), (9704, 17122), (9784, 16982)]