2587144742

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{19937}}^1$

素因数の和:20013

約数の個数: 64

約数和(自身を含む): 5144961024

約数和(自身を除く): 2557816282

約数列:

[1, 2, 7, 13, 14, 23, 26, 31, 46, 62, 91, 161, 182, 217, 299, 322, 403, 434, 598, 713, 806, 1426, 2093, 2821, 4186, 4991, 5642, 9269, 9982, 18538, 19937, 39874, 64883, 129766, 139559, 259181, 279118, 458551, 518362, 618047, 917102, 1236094, 1814267, 3209857, 3628534, 4326329, 5961163, 6419714, 8034611, 8652658, 11922326, 14215081, 16069222, 28430162, 41728141, 56242277, 83456282, 99505567, 112484554, 184796053, 199011134, 369592106, 1293572371, 2587144742]

約数ペア:

[(1, 2587144742), (2, 1293572371), (7, 369592106), (13, 199011134), (14, 184796053), (23, 112484554), (26, 99505567), (31, 83456282), (46, 56242277), (62, 41728141), (91, 28430162), (161, 16069222), (182, 14215081), (217, 11922326), (299, 8652658), (322, 8034611), (403, 6419714), (434, 5961163), (598, 4326329), (713, 3628534), (806, 3209857), (1426, 1814267), (2093, 1236094), (2821, 917102), (4186, 618047), (4991, 518362), (5642, 458551), (9269, 279118), (9982, 259181), (18538, 139559), (19937, 129766), (39874, 64883)]