157807724

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{555661}}^1$

素因数の和:555736

約数の個数: 12

約数和(自身を含む): 280053648

約数和(自身を除く): 122245924

約数列:

[1, 2, 4, 71, 142, 284, 555661, 1111322, 2222644, 39451931, 78903862, 157807724]

約数ペア:

[(1, 157807724), (2, 78903862), (4, 39451931), (71, 2222644), (142, 1111322), (284, 555661)]