57639195

素因数分解:

$3^4\times 5^1\times {\mathrm{142319}}^1$

素因数の和:142336

約数の個数: 20

約数和(自身を含む): 103324320

約数和(自身を除く): 45685125

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 142319, 426957, 711595, 1280871, 2134785, 3842613, 6404355, 11527839, 19213065, 57639195]

約数ペア:

[(1, 57639195), (3, 19213065), (5, 11527839), (9, 6404355), (15, 3842613), (27, 2134785), (45, 1280871), (81, 711595), (135, 426957), (405, 142319)]