289280485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{17317}}^1$

素因数の和:17592

約数の個数: 16

約数和(自身を含む): 375315696

約数和(自身を除く): 86035211

約数列:

[1, 5, 13, 65, 257, 1285, 3341, 16705, 17317, 86585, 225121, 1125605, 4450469, 22252345, 57856097, 289280485]

約数ペア:

[(1, 289280485), (5, 57856097), (13, 22252345), (65, 4450469), (257, 1125605), (1285, 225121), (3341, 86585), (16705, 17317)]