209028117

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{70451}}^1$

素因数の和:70520

約数の個数: 16

約数和(自身を含む): 297589248

約数和(自身を除く): 88561131

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 70451, 211353, 1620373, 3029393, 4861119, 9088179, 69676039, 209028117]

約数ペア:

[(1, 209028117), (3, 69676039), (23, 9088179), (43, 4861119), (69, 3029393), (129, 1620373), (989, 211353), (2967, 70451)]