289328468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{505819}}^1$

素因数の和:505847

約数の個数: 24

約数和(自身を含む): 594844320

約数和(自身を除く): 305515852

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 505819, 1011638, 2023276, 5564009, 6575647, 11128018, 13151294, 22256036, 26302588, 72332117, 144664234, 289328468]

約数ペア:

[(1, 289328468), (2, 144664234), (4, 72332117), (11, 26302588), (13, 22256036), (22, 13151294), (26, 11128018), (44, 6575647), (52, 5564009), (143, 2023276), (286, 1011638), (572, 505819)]