157821104

素因数分解:

$2^4\times 7^1\times {\mathrm{1409117}}^1$

素因数の和:1409132

約数の個数: 20

約数和(自身を含む): 349461264

約数和(自身を除く): 191640160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1409117, 2818234, 5636468, 9863819, 11272936, 19727638, 22545872, 39455276, 78910552, 157821104]

約数ペア:

[(1, 157821104), (2, 78910552), (4, 39455276), (7, 22545872), (8, 19727638), (14, 11272936), (16, 9863819), (28, 5636468), (56, 2818234), (112, 1409117)]