1989033

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 16

約数和(自身を含む): 2760576

約数和(自身を除く): 771543

約数列:

[1, 3, 41, 103, 123, 157, 309, 471, 4223, 6437, 12669, 16171, 19311, 48513, 663011, 1989033]

約数ペア:

[(1, 1989033), (3, 663011), (41, 48513), (103, 19311), (123, 16171), (157, 12669), (309, 6437), (471, 4223)]