200969901

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{199}}^1$

素因数の和:418

約数の個数: 36

約数和(自身を含む): 321453600

約数和(自身を除く): 120483699

約数列:

[1, 3, 9, 11, 33, 99, 101, 199, 303, 597, 909, 1111, 1791, 2189, 3333, 6567, 9999, 10201, 19701, 20099, 30603, 60297, 91809, 112211, 180891, 221089, 336633, 663267, 1009899, 1989801, 2029999, 6089997, 18269991, 22329989, 66989967, 200969901]

約数ペア:

[(1, 200969901), (3, 66989967), (9, 22329989), (11, 18269991), (33, 6089997), (99, 2029999), (101, 1989801), (199, 1009899), (303, 663267), (597, 336633), (909, 221089), (1111, 180891), (1791, 112211), (2189, 91809), (3333, 60297), (6567, 30603), (9999, 20099), (10201, 19701)]