1215208538

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 1896048000

約数和(自身を除く): 680839462

約数列:

[1, 2, 37, 74, 149, 298, 307, 359, 614, 718, 5513, 11026, 11359, 13283, 22718, 26566, 45743, 53491, 91486, 106982, 110213, 220426, 1692491, 1979167, 3384982, 3958334, 4077881, 8155762, 16421737, 32843474, 607604269, 1215208538]

約数ペア:

[(1, 1215208538), (2, 607604269), (37, 32843474), (74, 16421737), (149, 8155762), (298, 4077881), (307, 3958334), (359, 3384982), (614, 1979167), (718, 1692491), (5513, 220426), (11026, 110213), (11359, 106982), (13283, 91486), (22718, 53491), (26566, 45743)]