27589961

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 32744448

約数和(自身を除く): 5154487

約数列:

[1, 7, 43, 71, 301, 497, 1291, 3053, 9037, 21371, 55513, 91661, 388591, 641627, 3941423, 27589961]

約数ペア:

[(1, 27589961), (7, 3941423), (43, 641627), (71, 388591), (301, 91661), (497, 55513), (1291, 21371), (3053, 9037)]