631808639

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 827366400

約数和(自身を除く): 195557761

約数列:

[1, 7, 11, 47, 59, 77, 121, 269, 329, 413, 517, 649, 847, 1883, 2773, 2959, 3619, 4543, 5687, 7139, 12643, 15871, 19411, 20713, 30503, 32549, 39809, 49973, 88501, 111097, 139073, 174581, 213521, 227843, 335533, 745937, 973511, 1222067, 1529803, 1920391, 2348731, 5221559, 8205307, 10708621, 13442737, 57437149, 90258377, 631808639]

約数ペア:

[(1, 631808639), (7, 90258377), (11, 57437149), (47, 13442737), (59, 10708621), (77, 8205307), (121, 5221559), (269, 2348731), (329, 1920391), (413, 1529803), (517, 1222067), (649, 973511), (847, 745937), (1883, 335533), (2773, 227843), (2959, 213521), (3619, 174581), (4543, 139073), (5687, 111097), (7139, 88501), (12643, 49973), (15871, 39809), (19411, 32549), (20713, 30503)]