288640557

素因数分解:

$3^3\times {\mathrm{2417}}^1\times {\mathrm{4423}}^1$

素因数の和:6849

約数の個数: 16

約数和(自身を含む): 427889280

約数和(自身を除く): 139248723

約数列:

[1, 3, 9, 27, 2417, 4423, 7251, 13269, 21753, 39807, 65259, 119421, 10690391, 32071173, 96213519, 288640557]

約数ペア:

[(1, 288640557), (3, 96213519), (9, 32071173), (27, 10690391), (2417, 119421), (4423, 65259), (7251, 39807), (13269, 21753)]