254129767423

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{392593}}^1$

素因数の和:392807

約数の個数: 32

約数和(自身を含む): 317592842240

約数和(自身を除く): 63463074817

約数列:

[1, 7, 19, 31, 133, 157, 217, 589, 1099, 2983, 4123, 4867, 20881, 34069, 92473, 392593, 647311, 2748151, 7459267, 12170383, 52214869, 61637101, 85192681, 231237277, 431459707, 1171104919, 1618660939, 1910750131, 8197734433, 13375250917, 36304252489, 254129767423]

約数ペア:

[(1, 254129767423), (7, 36304252489), (19, 13375250917), (31, 8197734433), (133, 1910750131), (157, 1618660939), (217, 1171104919), (589, 431459707), (1099, 231237277), (2983, 85192681), (4123, 61637101), (4867, 52214869), (20881, 12170383), (34069, 7459267), (92473, 2748151), (392593, 647311)]