128568958

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 223985664

約数和(自身を除く): 95416706

約数列:

[1, 2, 7, 14, 127, 167, 254, 334, 433, 866, 889, 1169, 1778, 2338, 3031, 6062, 21209, 42418, 54991, 72311, 109982, 144622, 148463, 296926, 384937, 506177, 769874, 1012354, 9183497, 18366994, 64284479, 128568958]

約数ペア:

[(1, 128568958), (2, 64284479), (7, 18366994), (14, 9183497), (127, 1012354), (167, 769874), (254, 506177), (334, 384937), (433, 296926), (866, 148463), (889, 144622), (1169, 109982), (1778, 72311), (2338, 54991), (3031, 42418), (6062, 21209)]