291207351

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{20143}}^1$

素因数の和:20286

約数の個数: 16

約数和(自身を含む): 399656960

約数和(自身を除く): 108449609

約数列:

[1, 3, 61, 79, 183, 237, 4819, 14457, 20143, 60429, 1228723, 1591297, 3686169, 4773891, 97069117, 291207351]

約数ペア:

[(1, 291207351), (3, 97069117), (61, 4773891), (79, 3686169), (183, 1591297), (237, 1228723), (4819, 60429), (14457, 20143)]