71756328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{991}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 205701120

約数和(自身を除く): 133944792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 431, 862, 991, 1293, 1724, 1982, 2586, 2973, 3017, 3448, 3964, 5172, 5946, 6034, 6937, 7928, 9051, 10344, 11892, 12068, 13874, 18102, 20811, 23784, 24136, 27748, 36204, 41622, 55496, 72408, 83244, 166488, 427121, 854242, 1281363, 1708484, 2562726, 2989847, 3416968, 5125452, 5979694, 8969541, 10250904, 11959388, 17939082, 23918776, 35878164, 71756328]

約数ペア:

[(1, 71756328), (2, 35878164), (3, 23918776), (4, 17939082), (6, 11959388), (7, 10250904), (8, 8969541), (12, 5979694), (14, 5125452), (21, 3416968), (24, 2989847), (28, 2562726), (42, 1708484), (56, 1281363), (84, 854242), (168, 427121), (431, 166488), (862, 83244), (991, 72408), (1293, 55496), (1724, 41622), (1982, 36204), (2586, 27748), (2973, 24136), (3017, 23784), (3448, 20811), (3964, 18102), (5172, 13874), (5946, 12068), (6034, 11892), (6937, 10344), (7928, 9051)]