156947728

素因数分解:

$2^4\times 7^1\times {\mathrm{1401319}}^1$

素因数の和:1401334

約数の個数: 20

約数和(自身を含む): 347527360

約数和(自身を除く): 190579632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1401319, 2802638, 5605276, 9809233, 11210552, 19618466, 22421104, 39236932, 78473864, 156947728]

約数ペア:

[(1, 156947728), (2, 78473864), (4, 39236932), (7, 22421104), (8, 19618466), (14, 11210552), (16, 9809233), (28, 5605276), (56, 2802638), (112, 1401319)]