890992053

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{71069}}^1$

素因数の和:71281

約数の個数: 24

約数和(自身を含む): 1478256000

約数和(自身を除く): 587263947

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 71069, 213207, 497483, 639621, 1492449, 4477347, 14142731, 42428193, 98999117, 127284579, 296997351, 890992053]

約数ペア:

[(1, 890992053), (3, 296997351), (7, 127284579), (9, 98999117), (21, 42428193), (63, 14142731), (199, 4477347), (597, 1492449), (1393, 639621), (1791, 497483), (4179, 213207), (12537, 71069)]