319820543

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{20479}}^1$

素因数の和:20606

約数の個数: 16

約数和(自身を含む): 385351680

約数和(自身を除く): 65531137

約数列:

[1, 7, 23, 97, 161, 679, 2231, 15617, 20479, 143353, 471017, 1986463, 3297119, 13905241, 45688649, 319820543]

約数ペア:

[(1, 319820543), (7, 45688649), (23, 13905241), (97, 3297119), (161, 1986463), (679, 471017), (2231, 143353), (15617, 20479)]