83405889

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2787

約数の個数: 48

約数和(自身を含む): 150042240

約数和(自身を除く): 66636351

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 441, 483, 621, 1127, 1323, 1449, 2741, 3381, 4347, 8223, 10143, 19187, 24669, 30429, 57561, 63043, 74007, 134309, 172683, 189129, 402927, 441301, 518049, 567387, 1208781, 1323903, 1702161, 3089107, 3626343, 3971709, 9267321, 11915127, 27801963, 83405889]

約数ペア:

[(1, 83405889), (3, 27801963), (7, 11915127), (9, 9267321), (21, 3971709), (23, 3626343), (27, 3089107), (49, 1702161), (63, 1323903), (69, 1208781), (147, 567387), (161, 518049), (189, 441301), (207, 402927), (441, 189129), (483, 172683), (621, 134309), (1127, 74007), (1323, 63043), (1449, 57561), (2741, 30429), (3381, 24669), (4347, 19187), (8223, 10143)]