989856

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{491}}^1$

素因数の和:514

約数の個数: 72

約数和(自身を含む): 3223584

約数和(自身を除く): 2233728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 491, 504, 672, 982, 1008, 1473, 1964, 2016, 2946, 3437, 3928, 4419, 5892, 6874, 7856, 8838, 10311, 11784, 13748, 15712, 17676, 20622, 23568, 27496, 30933, 35352, 41244, 47136, 54992, 61866, 70704, 82488, 109984, 123732, 141408, 164976, 247464, 329952, 494928, 989856]

約数ペア:

[(1, 989856), (2, 494928), (3, 329952), (4, 247464), (6, 164976), (7, 141408), (8, 123732), (9, 109984), (12, 82488), (14, 70704), (16, 61866), (18, 54992), (21, 47136), (24, 41244), (28, 35352), (32, 30933), (36, 27496), (42, 23568), (48, 20622), (56, 17676), (63, 15712), (72, 13748), (84, 11784), (96, 10311), (112, 8838), (126, 7856), (144, 6874), (168, 5892), (224, 4419), (252, 3928), (288, 3437), (336, 2946), (491, 2016), (504, 1964), (672, 1473), (982, 1008)]