128190986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 254776320

約数和(自身を除く): 126585334

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 193, 209, 227, 266, 386, 418, 454, 1351, 1463, 1589, 2123, 2497, 2702, 2926, 3178, 3667, 4246, 4313, 4994, 7334, 8626, 14861, 17479, 25669, 29722, 30191, 34958, 40337, 43811, 47443, 51338, 60382, 80674, 87622, 94886, 282359, 306677, 332101, 481921, 564718, 613354, 664202, 832409, 963842, 1664818, 3373447, 5826863, 6746894, 9156499, 11653726, 18312998, 64095493, 128190986]

約数ペア:

[(1, 128190986), (2, 64095493), (7, 18312998), (11, 11653726), (14, 9156499), (19, 6746894), (22, 5826863), (38, 3373447), (77, 1664818), (133, 963842), (154, 832409), (193, 664202), (209, 613354), (227, 564718), (266, 481921), (386, 332101), (418, 306677), (454, 282359), (1351, 94886), (1463, 87622), (1589, 80674), (2123, 60382), (2497, 51338), (2702, 47443), (2926, 43811), (3178, 40337), (3667, 34958), (4246, 30191), (4313, 29722), (4994, 25669), (7334, 17479), (8626, 14861)]