213318217

素因数分解:

$7^3\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 258048000

約数和(自身を除く): 44729783

約数列:

[1, 7, 49, 59, 83, 127, 343, 413, 581, 889, 2891, 4067, 4897, 6223, 7493, 10541, 20237, 28469, 34279, 43561, 52451, 73787, 239953, 367157, 516509, 621919, 1679671, 2570099, 3615563, 4353433, 30474031, 213318217]

約数ペア:

[(1, 213318217), (7, 30474031), (49, 4353433), (59, 3615563), (83, 2570099), (127, 1679671), (343, 621919), (413, 516509), (581, 367157), (889, 239953), (2891, 73787), (4067, 52451), (4897, 43561), (6223, 34279), (7493, 28469), (10541, 20237)]