207989617

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 242694144

約数和(自身を除く): 34704527

約数列:

[1, 11, 37, 47, 83, 131, 407, 517, 913, 1441, 1739, 3071, 3901, 4847, 6157, 10873, 19129, 33781, 42911, 53317, 67727, 119603, 144337, 227809, 402301, 511031, 1587707, 2505899, 4425311, 5621341, 18908147, 207989617]

約数ペア:

[(1, 207989617), (11, 18908147), (37, 5621341), (47, 4425311), (83, 2505899), (131, 1587707), (407, 511031), (517, 402301), (913, 227809), (1441, 144337), (1739, 119603), (3071, 67727), (3901, 53317), (4847, 42911), (6157, 33781), (10873, 19129)]