155961724

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{549161}}^1$

素因数の和:549236

約数の個数: 12

約数和(自身を含む): 276777648

約数和(自身を除く): 120815924

約数列:

[1, 2, 4, 71, 142, 284, 549161, 1098322, 2196644, 38990431, 77980862, 155961724]

約数ペア:

[(1, 155961724), (2, 77980862), (4, 38990431), (71, 2196644), (142, 1098322), (284, 549161)]