2893239

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1588

約数の個数: 20

約数和(自身を含む): 4512816

約数和(自身を除く): 1619577

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1553, 1863, 4659, 13977, 35719, 41931, 107157, 125793, 321471, 964413, 2893239]

約数ペア:

[(1, 2893239), (3, 964413), (9, 321471), (23, 125793), (27, 107157), (69, 41931), (81, 35719), (207, 13977), (621, 4659), (1553, 1863)]