2011690499

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{311359}}^1$

素因数の和:311450

約数の個数: 16

約数和(自身を含む): 2510807040

約数和(自身を除く): 499116541

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 311359, 2179513, 4047667, 22106489, 28333669, 154745423, 287384357, 2011690499]

約数ペア:

[(1, 2011690499), (7, 287384357), (13, 154745423), (71, 28333669), (91, 22106489), (497, 4047667), (923, 2179513), (6461, 311359)]