137854689

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 221867712

約数和(自身を除く): 84013023

約数列:

[1, 3, 7, 21, 43, 49, 113, 129, 147, 193, 301, 339, 579, 791, 903, 1351, 2107, 2373, 4053, 4859, 5537, 6321, 8299, 9457, 14577, 16611, 21809, 24897, 28371, 34013, 58093, 65427, 102039, 152663, 174279, 238091, 406651, 457989, 714273, 937787, 1068641, 1219953, 2813361, 3205923, 6564509, 19693527, 45951563, 137854689]

約数ペア:

[(1, 137854689), (3, 45951563), (7, 19693527), (21, 6564509), (43, 3205923), (49, 2813361), (113, 1219953), (129, 1068641), (147, 937787), (193, 714273), (301, 457989), (339, 406651), (579, 238091), (791, 174279), (903, 152663), (1351, 102039), (2107, 65427), (2373, 58093), (4053, 34013), (4859, 28371), (5537, 24897), (6321, 21809), (8299, 16611), (9457, 14577)]