28826686

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{353}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 52335360

約数和(自身を除く): 23508674

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 307, 353, 614, 706, 2149, 2471, 4298, 4942, 5833, 6707, 11666, 13414, 40831, 46949, 81662, 93898, 108371, 216742, 758597, 1517194, 2059049, 4118098, 14413343, 28826686]

約数ペア:

[(1, 28826686), (2, 14413343), (7, 4118098), (14, 2059049), (19, 1517194), (38, 758597), (133, 216742), (266, 108371), (307, 93898), (353, 81662), (614, 46949), (706, 40831), (2149, 13414), (2471, 11666), (4298, 6707), (4942, 5833)]