26972001

素因数分解:

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

素因数の和:108

約数の個数: 96

約数和(自身を含む): 51984000

約数和(自身を除く): 25011999

約数列:

[1, 3, 7, 9, 19, 21, 27, 29, 37, 49, 57, 63, 87, 111, 133, 147, 171, 189, 203, 259, 261, 333, 399, 441, 513, 551, 609, 703, 777, 783, 931, 999, 1073, 1197, 1323, 1421, 1653, 1813, 1827, 2109, 2331, 2793, 3219, 3591, 3857, 4263, 4921, 4959, 5439, 5481, 6327, 6993, 7511, 8379, 9657, 11571, 12789, 14763, 14877, 16317, 18981, 20387, 22533, 25137, 26999, 28971, 34447, 34713, 38367, 44289, 48951, 52577, 61161, 67599, 80997, 103341, 104139, 132867, 142709, 157731, 183483, 202797, 242991, 310023, 428127, 473193, 550449, 728973, 930069, 998963, 1284381, 1419579, 2996889, 3853143, 8990667, 26972001]

約数ペア:

[(1, 26972001), (3, 8990667), (7, 3853143), (9, 2996889), (19, 1419579), (21, 1284381), (27, 998963), (29, 930069), (37, 728973), (49, 550449), (57, 473193), (63, 428127), (87, 310023), (111, 242991), (133, 202797), (147, 183483), (171, 157731), (189, 142709), (203, 132867), (259, 104139), (261, 103341), (333, 80997), (399, 67599), (441, 61161), (513, 52577), (551, 48951), (609, 44289), (703, 38367), (777, 34713), (783, 34447), (931, 28971), (999, 26999), (1073, 25137), (1197, 22533), (1323, 20387), (1421, 18981), (1653, 16317), (1813, 14877), (1827, 14763), (2109, 12789), (2331, 11571), (2793, 9657), (3219, 8379), (3591, 7511), (3857, 6993), (4263, 6327), (4921, 5481), (4959, 5439)]