28920331

素因数分解:

${\mathrm{11}}^2\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:1002

約数の個数: 12

約数和(自身を含む): 31918936

約数和(自身を除く): 2998605

約数列:

[1, 11, 121, 457, 523, 5027, 5753, 55297, 63283, 239011, 2629121, 28920331]

約数ペア:

[(1, 28920331), (11, 2629121), (121, 239011), (457, 63283), (523, 55297), (5027, 5753)]