2543359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 3297280

約数和(自身を除く): 753921

約数列:

[1, 7, 13, 19, 91, 133, 247, 1471, 1729, 10297, 19123, 27949, 133861, 195643, 363337, 2543359]

約数ペア:

[(1, 2543359), (7, 363337), (13, 195643), (19, 133861), (91, 27949), (133, 19123), (247, 10297), (1471, 1729)]