28973049

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81157}}^1$

素因数の和:81184

約数の個数: 16

約数和(自身を含む): 46747008

約数和(自身を除く): 17773959

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 81157, 243471, 568099, 1379669, 1704297, 4139007, 9657683, 28973049]

約数ペア:

[(1, 28973049), (3, 9657683), (7, 4139007), (17, 1704297), (21, 1379669), (51, 568099), (119, 243471), (357, 81157)]