211051869

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 338640192

約数和(自身を除く): 127588323

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 173, 193, 301, 519, 579, 903, 1211, 1351, 2107, 3633, 4053, 6321, 7439, 8299, 8477, 9457, 22317, 24897, 25431, 28371, 33389, 52073, 58093, 100167, 156219, 174279, 233723, 364511, 406651, 701169, 1093533, 1219953, 1435727, 1636061, 4307181, 4908183, 10050089, 30150267, 70350623, 211051869]

約数ペア:

[(1, 211051869), (3, 70350623), (7, 30150267), (21, 10050089), (43, 4908183), (49, 4307181), (129, 1636061), (147, 1435727), (173, 1219953), (193, 1093533), (301, 701169), (519, 406651), (579, 364511), (903, 233723), (1211, 174279), (1351, 156219), (2107, 100167), (3633, 58093), (4053, 52073), (6321, 33389), (7439, 28371), (8299, 25431), (8477, 24897), (9457, 22317)]