40194378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4493}}^1$

素因数の和:4579

約数の個数: 48

約数和(自身を含む): 100953216

約数和(自身を除く): 60758838

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 4493, 8946, 8986, 13479, 26958, 31451, 40437, 62902, 80874, 94353, 188706, 283059, 319003, 566118, 638006, 957009, 1914018, 2233021, 2871027, 4466042, 5742054, 6699063, 13398126, 20097189, 40194378]

約数ペア:

[(1, 40194378), (2, 20097189), (3, 13398126), (6, 6699063), (7, 5742054), (9, 4466042), (14, 2871027), (18, 2233021), (21, 1914018), (42, 957009), (63, 638006), (71, 566118), (126, 319003), (142, 283059), (213, 188706), (426, 94353), (497, 80874), (639, 62902), (994, 40437), (1278, 31451), (1491, 26958), (2982, 13479), (4473, 8986), (4493, 8946)]