199981419

素因数分解:

$3^1\times {\mathrm{11}}^4\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 305350800

約数和(自身を除く): 105369381

約数列:

[1, 3, 11, 29, 33, 87, 121, 157, 319, 363, 471, 957, 1331, 1727, 3509, 3993, 4553, 5181, 10527, 13659, 14641, 18997, 38599, 43923, 50083, 56991, 115797, 150249, 208967, 424589, 550913, 626901, 1273767, 1652739, 2298637, 6060043, 6895911, 18180129, 66660473, 199981419]

約数ペア:

[(1, 199981419), (3, 66660473), (11, 18180129), (29, 6895911), (33, 6060043), (87, 2298637), (121, 1652739), (157, 1273767), (319, 626901), (363, 550913), (471, 424589), (957, 208967), (1331, 150249), (1727, 115797), (3509, 56991), (3993, 50083), (4553, 43923), (5181, 38599), (10527, 18997), (13659, 14641)]