66689217

素因数分解:

$3^3\times 7^1\times {\mathrm{352853}}^1$

素因数の和:352869

約数の個数: 16

約数和(自身を含む): 112913280

約数和(自身を除く): 46224063

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 352853, 1058559, 2469971, 3175677, 7409913, 9527031, 22229739, 66689217]

約数ペア:

[(1, 66689217), (3, 22229739), (7, 9527031), (9, 7409913), (21, 3175677), (27, 2469971), (63, 1058559), (189, 352853)]