57983989

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2591}}^1$

素因数の和:2760

約数の個数: 16

約数和(自身を含む): 69672960

約数和(自身を除く): 11688971

約数列:

[1, 7, 23, 139, 161, 973, 2591, 3197, 18137, 22379, 59593, 360149, 417151, 2521043, 8283427, 57983989]

約数ペア:

[(1, 57983989), (7, 8283427), (23, 2521043), (139, 417151), (161, 360149), (973, 59593), (2591, 22379), (3197, 18137)]