199000796

素因数分解:

$2^2\times {\mathrm{53}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 360738000

約数和(自身を除く): 161737204

約数列:

[1, 2, 4, 53, 89, 106, 178, 199, 212, 356, 398, 796, 2809, 4717, 5618, 9434, 10547, 11236, 17711, 18868, 21094, 35422, 42188, 70844, 250001, 500002, 558991, 938683, 1000004, 1117982, 1877366, 2235964, 3754732, 49750199, 99500398, 199000796]

約数ペア:

[(1, 199000796), (2, 99500398), (4, 49750199), (53, 3754732), (89, 2235964), (106, 1877366), (178, 1117982), (199, 1000004), (212, 938683), (356, 558991), (398, 500002), (796, 250001), (2809, 70844), (4717, 42188), (5618, 35422), (9434, 21094), (10547, 18868), (11236, 17711)]