281241519

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{4909}}^1$

素因数の和:5051

約数の個数: 24

約数和(自身を含む): 409729680

約数和(自身を除く): 128488161

約数列:

[1, 3, 13, 39, 113, 169, 339, 507, 1469, 4407, 4909, 14727, 19097, 57291, 63817, 191451, 554717, 829621, 1664151, 2488863, 7211321, 21633963, 93747173, 281241519]

約数ペア:

[(1, 281241519), (3, 93747173), (13, 21633963), (39, 7211321), (113, 2488863), (169, 1664151), (339, 829621), (507, 554717), (1469, 191451), (4407, 63817), (4909, 57291), (14727, 19097)]