128581641

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{17573}}^1$

素因数の和:17853

約数の個数: 16

約数和(自身を含む): 191205120

約数和(自身を除く): 62623479

約数列:

[1, 3, 9, 27, 271, 813, 2439, 7317, 17573, 52719, 158157, 474471, 4762283, 14286849, 42860547, 128581641]

約数ペア:

[(1, 128581641), (3, 42860547), (9, 14286849), (27, 4762283), (271, 474471), (813, 158157), (2439, 52719), (7317, 17573)]