258059203209

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{5197253}}^1$

素因数の和:5197878

約数の個数: 20

約数和(自身を含む): 386124788676

約数和(自身を除く): 128065585467

約数列:

[1, 3, 9, 27, 81, 613, 1839, 5517, 16551, 49653, 5197253, 15591759, 46775277, 140325831, 420977493, 3185916089, 9557748267, 28673244801, 86019734403, 258059203209]

約数ペア:

[(1, 258059203209), (3, 86019734403), (9, 28673244801), (27, 9557748267), (81, 3185916089), (613, 420977493), (1839, 140325831), (5517, 46775277), (16551, 15591759), (49653, 5197253)]