25740421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2008

約数の個数: 16

約数和(自身を含む): 31283200

約数和(自身を除く): 5542779

約数列:

[1, 7, 19, 103, 133, 721, 1879, 1957, 13153, 13699, 35701, 193537, 249907, 1354759, 3677203, 25740421]

約数ペア:

[(1, 25740421), (7, 3677203), (19, 1354759), (103, 249907), (133, 193537), (721, 35701), (1879, 13699), (1957, 13153)]