66897768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{811}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 191761920

約数和(自身を除く): 124864152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 491, 811, 982, 1473, 1622, 1964, 2433, 2946, 3244, 3437, 3928, 4866, 5677, 5892, 6488, 6874, 9732, 10311, 11354, 11784, 13748, 17031, 19464, 20622, 22708, 27496, 34062, 41244, 45416, 68124, 82488, 136248, 398201, 796402, 1194603, 1592804, 2389206, 2787407, 3185608, 4778412, 5574814, 8362221, 9556824, 11149628, 16724442, 22299256, 33448884, 66897768]

約数ペア:

[(1, 66897768), (2, 33448884), (3, 22299256), (4, 16724442), (6, 11149628), (7, 9556824), (8, 8362221), (12, 5574814), (14, 4778412), (21, 3185608), (24, 2787407), (28, 2389206), (42, 1592804), (56, 1194603), (84, 796402), (168, 398201), (491, 136248), (811, 82488), (982, 68124), (1473, 45416), (1622, 41244), (1964, 34062), (2433, 27496), (2946, 22708), (3244, 20622), (3437, 19464), (3928, 17031), (4866, 13748), (5677, 11784), (5892, 11354), (6488, 10311), (6874, 9732)]