78817228

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{122387}}^1$

素因数の和:122421

約数の個数: 24

約数和(自身を含む): 164489472

約数和(自身を除く): 85672244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 122387, 244774, 489548, 856709, 1713418, 2814901, 3426836, 5629802, 11259604, 19704307, 39408614, 78817228]

約数ペア:

[(1, 78817228), (2, 39408614), (4, 19704307), (7, 11259604), (14, 5629802), (23, 3426836), (28, 2814901), (46, 1713418), (92, 856709), (161, 489548), (322, 244774), (644, 122387)]