10890012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{129643}}^1$

素因数の和:129657

約数の個数: 24

約数和(自身を含む): 29040256

約数和(自身を除く): 18150244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 129643, 259286, 388929, 518572, 777858, 907501, 1555716, 1815002, 2722503, 3630004, 5445006, 10890012]

約数ペア:

[(1, 10890012), (2, 5445006), (3, 3630004), (4, 2722503), (6, 1815002), (7, 1555716), (12, 907501), (14, 777858), (21, 518572), (28, 388929), (42, 259286), (84, 129643)]