989780181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{81083}}^1$

素因数の和:81412

約数の個数: 16

約数和(自身を含む): 1425781056

約数和(自身を除く): 436000875

約数列:

[1, 3, 13, 39, 313, 939, 4069, 12207, 81083, 243249, 1054079, 3162237, 25378979, 76136937, 329926727, 989780181]

約数ペア:

[(1, 989780181), (3, 329926727), (13, 76136937), (39, 25378979), (313, 3162237), (939, 1054079), (4069, 243249), (12207, 81083)]