156723728

素因数分解:

$2^4\times 7^1\times {\mathrm{1399319}}^1$

素因数の和:1399334

約数の個数: 20

約数和(自身を含む): 347031360

約数和(自身を除く): 190307632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1399319, 2798638, 5597276, 9795233, 11194552, 19590466, 22389104, 39180932, 78361864, 156723728]

約数ペア:

[(1, 156723728), (2, 78361864), (4, 39180932), (7, 22389104), (8, 19590466), (14, 11194552), (16, 9795233), (28, 5597276), (56, 2798638), (112, 1399319)]