2996889

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 5198400

約数和(自身を除く): 2201511

約数列:

[1, 3, 7, 19, 21, 29, 37, 49, 57, 87, 111, 133, 147, 203, 259, 399, 551, 609, 703, 777, 931, 1073, 1421, 1653, 1813, 2109, 2793, 3219, 3857, 4263, 4921, 5439, 7511, 11571, 14763, 20387, 22533, 26999, 34447, 52577, 61161, 80997, 103341, 142709, 157731, 428127, 998963, 2996889]

約数ペア:

[(1, 2996889), (3, 998963), (7, 428127), (19, 157731), (21, 142709), (29, 103341), (37, 80997), (49, 61161), (57, 52577), (87, 34447), (111, 26999), (133, 22533), (147, 20387), (203, 14763), (259, 11571), (399, 7511), (551, 5439), (609, 4921), (703, 4263), (777, 3857), (931, 3219), (1073, 2793), (1421, 2109), (1653, 1813)]