2580039

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 5114880

約数和(自身を除く): 2534841

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 73, 77, 99, 119, 153, 187, 189, 219, 231, 297, 357, 459, 511, 561, 657, 693, 803, 1071, 1241, 1309, 1533, 1683, 1971, 2079, 2409, 3213, 3723, 3927, 4599, 5049, 5621, 7227, 8687, 11169, 11781, 13651, 13797, 16863, 21681, 26061, 33507, 35343, 40953, 50589, 78183, 95557, 122859, 151767, 234549, 286671, 368577, 860013, 2580039]

約数ペア:

[(1, 2580039), (3, 860013), (7, 368577), (9, 286671), (11, 234549), (17, 151767), (21, 122859), (27, 95557), (33, 78183), (51, 50589), (63, 40953), (73, 35343), (77, 33507), (99, 26061), (119, 21681), (153, 16863), (187, 13797), (189, 13651), (219, 11781), (231, 11169), (297, 8687), (357, 7227), (459, 5621), (511, 5049), (561, 4599), (657, 3927), (693, 3723), (803, 3213), (1071, 2409), (1241, 2079), (1309, 1971), (1533, 1683)]