210009639

素因数分解:

$3^1\times 7^3\times {\mathrm{409}}^1\times {\mathrm{499}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 328000000

約数和(自身を除く): 117990361

約数列:

[1, 3, 7, 21, 49, 147, 343, 409, 499, 1029, 1227, 1497, 2863, 3493, 8589, 10479, 20041, 24451, 60123, 73353, 140287, 171157, 204091, 420861, 513471, 612273, 1428637, 4285911, 10000459, 30001377, 70003213, 210009639]

約数ペア:

[(1, 210009639), (3, 70003213), (7, 30001377), (21, 10000459), (49, 4285911), (147, 1428637), (343, 612273), (409, 513471), (499, 420861), (1029, 204091), (1227, 171157), (1497, 140287), (2863, 73353), (3493, 60123), (8589, 24451), (10479, 20041)]