2809115

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 3519936

約数和(自身を除く): 710821

約数列:

[1, 5, 41, 71, 193, 205, 355, 965, 2911, 7913, 13703, 14555, 39565, 68515, 561823, 2809115]

約数ペア:

[(1, 2809115), (5, 561823), (41, 68515), (71, 39565), (193, 14555), (205, 13703), (355, 7913), (965, 2911)]