27947493

素因数分解:

$3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 47424000

約数和(自身を除く): 19476507

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 381, 441, 499, 889, 1143, 1497, 2667, 3493, 4491, 6223, 8001, 10479, 18669, 24451, 31437, 56007, 63373, 73353, 190119, 220059, 443611, 570357, 1330833, 3105277, 3992499, 9315831, 27947493]

約数ペア:

[(1, 27947493), (3, 9315831), (7, 3992499), (9, 3105277), (21, 1330833), (49, 570357), (63, 443611), (127, 220059), (147, 190119), (381, 73353), (441, 63373), (499, 56007), (889, 31437), (1143, 24451), (1497, 18669), (2667, 10479), (3493, 8001), (4491, 6223)]