1557318959

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{9623}}^1$

素因数の和:10070

約数の個数: 16

約数和(自身を含む): 1813931520

約数和(自身を除く): 256612561

約数列:

[1, 7, 61, 379, 427, 2653, 9623, 23119, 67361, 161833, 587003, 3647117, 4109021, 25529819, 222474137, 1557318959]

約数ペア:

[(1, 1557318959), (7, 222474137), (61, 25529819), (379, 4109021), (427, 3647117), (2653, 587003), (9623, 161833), (23119, 67361)]