28611

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:51

約数の個数: 18

約数和(自身を含む): 47892

約数和(自身を除く): 19281

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 289, 561, 867, 1683, 2601, 3179, 9537, 28611]

約数ペア:

[(1, 28611), (3, 9537), (9, 3179), (11, 2601), (17, 1683), (33, 867), (51, 561), (99, 289), (153, 187)]