55889217

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{121763}}^1$

素因数の和:121789

約数の個数: 16

約数和(自身を含む): 87670080

約数和(自身を除く): 31780863

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 121763, 365289, 1095867, 2069971, 3287601, 6209913, 18629739, 55889217]

約数ペア:

[(1, 55889217), (3, 18629739), (9, 6209913), (17, 3287601), (27, 2069971), (51, 1095867), (153, 365289), (459, 121763)]