217455504

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{647189}}^1$

素因数の和:647207

約数の個数: 40

約数和(自身を含む): 642012480

約数和(自身を除く): 424556976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 647189, 1294378, 1941567, 2588756, 3883134, 4530323, 5177512, 7766268, 9060646, 10355024, 13590969, 15532536, 18121292, 27181938, 31065072, 36242584, 54363876, 72485168, 108727752, 217455504]

約数ペア:

[(1, 217455504), (2, 108727752), (3, 72485168), (4, 54363876), (6, 36242584), (7, 31065072), (8, 27181938), (12, 18121292), (14, 15532536), (16, 13590969), (21, 10355024), (24, 9060646), (28, 7766268), (42, 5177512), (48, 4530323), (56, 3883134), (84, 2588756), (112, 1941567), (168, 1294378), (336, 647189)]