339945745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{3943}}^1$

素因数の和:4392

約数の個数: 16

約数和(自身を含む): 418568832

約数和(自身を除く): 78623087

約数列:

[1, 5, 43, 215, 401, 2005, 3943, 17243, 19715, 86215, 169549, 847745, 1581143, 7905715, 67989149, 339945745]

約数ペア:

[(1, 339945745), (5, 67989149), (43, 7905715), (215, 1581143), (401, 847745), (2005, 169549), (3943, 86215), (17243, 19715)]