205425879

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{6689}}^1$

素因数の和:7074

約数の個数: 16

約数和(自身を含む): 284191200

約数和(自身を除く): 78765321

約数列:

[1, 3, 29, 87, 353, 1059, 6689, 10237, 20067, 30711, 193981, 581943, 2361217, 7083651, 68475293, 205425879]

約数ペア:

[(1, 205425879), (3, 68475293), (29, 7083651), (87, 2361217), (353, 581943), (1059, 193981), (6689, 30711), (10237, 20067)]