28789857

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{62723}}^1$

素因数の和:62749

約数の個数: 16

約数和(自身を含む): 45161280

約数和(自身を除く): 16371423

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 62723, 188169, 564507, 1066291, 1693521, 3198873, 9596619, 28789857]

約数ペア:

[(1, 28789857), (3, 9596619), (9, 3198873), (17, 1693521), (27, 1066291), (51, 564507), (153, 188169), (459, 62723)]