131040784

素因数分解:

$2^4\times 7^1\times {\mathrm{1170007}}^1$

素因数の和:1170022

約数の個数: 20

約数和(自身を含む): 290161984

約数和(自身を除く): 159121200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1170007, 2340014, 4680028, 8190049, 9360056, 16380098, 18720112, 32760196, 65520392, 131040784]

約数ペア:

[(1, 131040784), (2, 65520392), (4, 32760196), (7, 18720112), (8, 16380098), (14, 9360056), (16, 8190049), (28, 4680028), (56, 2340014), (112, 1170007)]