13871721

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 19058688

約数和(自身を除く): 5186967

約数列:

[1, 3, 47, 131, 141, 393, 751, 2253, 6157, 18471, 35297, 98381, 105891, 295143, 4623907, 13871721]

約数ペア:

[(1, 13871721), (3, 4623907), (47, 295143), (131, 105891), (141, 98381), (393, 35297), (751, 18471), (2253, 6157)]