127875111

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 224179200

約数和(自身を除く): 96304089

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 89, 91, 133, 247, 267, 273, 277, 399, 623, 741, 831, 1157, 1691, 1729, 1869, 1939, 3471, 3601, 5073, 5187, 5263, 5817, 8099, 10803, 11837, 15789, 21983, 24297, 24653, 25207, 35511, 36841, 65949, 68419, 73959, 75621, 110523, 153881, 172571, 205257, 320489, 461643, 468407, 478933, 517713, 961467, 1405221, 1436799, 2243423, 3278849, 6089291, 6730269, 9836547, 18267873, 42625037, 127875111]

約数ペア:

[(1, 127875111), (3, 42625037), (7, 18267873), (13, 9836547), (19, 6730269), (21, 6089291), (39, 3278849), (57, 2243423), (89, 1436799), (91, 1405221), (133, 961467), (247, 517713), (267, 478933), (273, 468407), (277, 461643), (399, 320489), (623, 205257), (741, 172571), (831, 153881), (1157, 110523), (1691, 75621), (1729, 73959), (1869, 68419), (1939, 65949), (3471, 36841), (3601, 35511), (5073, 25207), (5187, 24653), (5263, 24297), (5817, 21983), (8099, 15789), (10803, 11837)]