78077199

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{3527}}^1$

素因数の和:3734

約数の個数: 16

約数和(自身を含む): 107025408

約数和(自身を除く): 28948209

約数列:

[1, 3, 47, 141, 157, 471, 3527, 7379, 10581, 22137, 165769, 497307, 553739, 1661217, 26025733, 78077199]

約数ペア:

[(1, 78077199), (3, 26025733), (47, 1661217), (141, 553739), (157, 497307), (471, 165769), (3527, 22137), (7379, 10581)]