80491239

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{52301}}^1$

素因数の和:52332

約数の個数: 20

約数和(自身を含む): 126570840

約数和(自身を除く): 46079601

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 52301, 156903, 470709, 993719, 1412127, 2981157, 4236381, 8943471, 26830413, 80491239]

約数ペア:

[(1, 80491239), (3, 26830413), (9, 8943471), (19, 4236381), (27, 2981157), (57, 1412127), (81, 993719), (171, 470709), (513, 156903), (1539, 52301)]