157080721

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{68207}}^1$

素因数の和:68268

約数の個数: 12

約数和(自身を含む): 186617088

約数和(自身を除く): 29536367

約数列:

[1, 7, 47, 49, 329, 2303, 68207, 477449, 3205729, 3342143, 22440103, 157080721]

約数ペア:

[(1, 157080721), (7, 22440103), (47, 3342143), (49, 3205729), (329, 477449), (2303, 68207)]