2017939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 2557440

約数和(自身を除く): 539501

約数列:

[1, 7, 11, 73, 77, 359, 511, 803, 2513, 3949, 5621, 26207, 27643, 183449, 288277, 2017939]

約数ペア:

[(1, 2017939), (7, 288277), (11, 183449), (73, 27643), (77, 26207), (359, 5621), (511, 3949), (803, 2513)]