290132577

素因数分解:

$3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5927}}^1$

素因数の和:5987

約数の個数: 48

約数和(自身を含む): 513601920

約数和(自身を除く): 223469343

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 111, 147, 189, 259, 333, 441, 777, 999, 1323, 1813, 2331, 5439, 5927, 6993, 16317, 17781, 41489, 48951, 53343, 124467, 160029, 219299, 290423, 373401, 657897, 871269, 1120203, 1535093, 1973691, 2613807, 4605279, 5921073, 7841421, 10745651, 13815837, 32236953, 41447511, 96710859, 290132577]

約数ペア:

[(1, 290132577), (3, 96710859), (7, 41447511), (9, 32236953), (21, 13815837), (27, 10745651), (37, 7841421), (49, 5921073), (63, 4605279), (111, 2613807), (147, 1973691), (189, 1535093), (259, 1120203), (333, 871269), (441, 657897), (777, 373401), (999, 290423), (1323, 219299), (1813, 160029), (2331, 124467), (5439, 53343), (5927, 48951), (6993, 41489), (16317, 17781)]