73171809

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 116793600

約数和(自身を除く): 43621791

約数列:

[1, 3, 9, 23, 27, 47, 69, 109, 141, 207, 327, 423, 529, 621, 981, 1081, 1269, 1587, 2507, 2943, 3243, 4761, 5123, 7521, 9729, 14283, 15369, 22563, 24863, 29187, 46107, 57661, 67689, 74589, 117829, 138321, 172983, 223767, 353487, 518949, 671301, 1060461, 1556847, 2710067, 3181383, 8130201, 24390603, 73171809]

約数ペア:

[(1, 73171809), (3, 24390603), (9, 8130201), (23, 3181383), (27, 2710067), (47, 1556847), (69, 1060461), (109, 671301), (141, 518949), (207, 353487), (327, 223767), (423, 172983), (529, 138321), (621, 117829), (981, 74589), (1081, 67689), (1269, 57661), (1587, 46107), (2507, 29187), (2943, 24863), (3243, 22563), (4761, 15369), (5123, 14283), (7521, 9729)]