317650592

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19973}}^1$

素因数の和:20061

約数の個数: 48

約数和(自身を含む): 724816512

約数和(自身を除く): 407165920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 7952, 15904, 19973, 39946, 79892, 139811, 159784, 279622, 319568, 559244, 639136, 1118488, 1418083, 2236976, 2836166, 4473952, 5672332, 9926581, 11344664, 19853162, 22689328, 39706324, 45378656, 79412648, 158825296, 317650592]

約数ペア:

[(1, 317650592), (2, 158825296), (4, 79412648), (7, 45378656), (8, 39706324), (14, 22689328), (16, 19853162), (28, 11344664), (32, 9926581), (56, 5672332), (71, 4473952), (112, 2836166), (142, 2236976), (224, 1418083), (284, 1118488), (497, 639136), (568, 559244), (994, 319568), (1136, 279622), (1988, 159784), (2272, 139811), (3976, 79892), (7952, 39946), (15904, 19973)]