2002239

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1332

約数の個数: 20

約数和(自身を含む): 3150840

約数和(自身を除く): 1148601

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1301, 1539, 3903, 11709, 24719, 35127, 74157, 105381, 222471, 667413, 2002239]

約数ペア:

[(1, 2002239), (3, 667413), (9, 222471), (19, 105381), (27, 74157), (57, 35127), (81, 24719), (171, 11709), (513, 3903), (1301, 1539)]