207403981

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 232441440

約数和(自身を除く): 25037459

約数列:

[1, 19, 31, 37, 307, 589, 703, 961, 1147, 5833, 9517, 11359, 18259, 21793, 35557, 180823, 215821, 295027, 352129, 675583, 5605513, 6690451, 10915999, 207403981]

約数ペア:

[(1, 207403981), (19, 10915999), (31, 6690451), (37, 5605513), (307, 675583), (589, 352129), (703, 295027), (961, 215821), (1147, 180823), (5833, 35557), (9517, 21793), (11359, 18259)]