208408494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3271}}^1$

素因数の和:3361

約数の個数: 64

約数和(自身を含む): 501322752

約数和(自身を除く): 292914258

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 41, 42, 74, 82, 111, 123, 222, 246, 259, 287, 518, 574, 777, 861, 1517, 1554, 1722, 3034, 3271, 4551, 6542, 9102, 9813, 10619, 19626, 21238, 22897, 31857, 45794, 63714, 68691, 121027, 134111, 137382, 242054, 268222, 363081, 402333, 726162, 804666, 847189, 938777, 1694378, 1877554, 2541567, 2816331, 4962107, 5083134, 5632662, 9924214, 14886321, 29772642, 34734749, 69469498, 104204247, 208408494]

約数ペア:

[(1, 208408494), (2, 104204247), (3, 69469498), (6, 34734749), (7, 29772642), (14, 14886321), (21, 9924214), (37, 5632662), (41, 5083134), (42, 4962107), (74, 2816331), (82, 2541567), (111, 1877554), (123, 1694378), (222, 938777), (246, 847189), (259, 804666), (287, 726162), (518, 402333), (574, 363081), (777, 268222), (861, 242054), (1517, 137382), (1554, 134111), (1722, 121027), (3034, 68691), (3271, 63714), (4551, 45794), (6542, 31857), (9102, 22897), (9813, 21238), (10619, 19626)]