28558387

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 36933120

約数和(自身を除く): 8374733

約数列:

[1, 11, 13, 19, 23, 143, 209, 247, 253, 299, 437, 457, 2717, 3289, 4807, 5027, 5681, 5941, 8683, 10511, 62491, 65351, 95513, 112879, 115621, 136643, 199709, 1241669, 1503073, 2196799, 2596217, 28558387]

約数ペア:

[(1, 28558387), (11, 2596217), (13, 2196799), (19, 1503073), (23, 1241669), (143, 199709), (209, 136643), (247, 115621), (253, 112879), (299, 95513), (437, 65351), (457, 62491), (2717, 10511), (3289, 8683), (4807, 5941), (5027, 5681)]