81773538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{673}}^1$

素因数の和:959

約数の個数: 64

約数和(自身を含む): 204982272

約数和(自身を除く): 123208734

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 263, 462, 526, 673, 789, 1346, 1578, 1841, 2019, 2893, 3682, 4038, 4711, 5523, 5786, 7403, 8679, 9422, 11046, 14133, 14806, 17358, 20251, 22209, 28266, 40502, 44418, 51821, 60753, 103642, 121506, 155463, 176999, 310926, 353998, 530997, 1061994, 1238993, 1946989, 2477986, 3716979, 3893978, 5840967, 7433958, 11681934, 13628923, 27257846, 40886769, 81773538]

約数ペア:

[(1, 81773538), (2, 40886769), (3, 27257846), (6, 13628923), (7, 11681934), (11, 7433958), (14, 5840967), (21, 3893978), (22, 3716979), (33, 2477986), (42, 1946989), (66, 1238993), (77, 1061994), (154, 530997), (231, 353998), (263, 310926), (462, 176999), (526, 155463), (673, 121506), (789, 103642), (1346, 60753), (1578, 51821), (1841, 44418), (2019, 40502), (2893, 28266), (3682, 22209), (4038, 20251), (4711, 17358), (5523, 14806), (5786, 14133), (7403, 11046), (8679, 9422)]