158505669

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 274015872

約数和(自身を除く): 115510203

約数列:

[1, 3, 7, 9, 21, 37, 53, 63, 111, 159, 259, 333, 371, 477, 777, 1113, 1283, 1961, 2331, 3339, 3849, 5883, 8981, 11547, 13727, 17649, 26943, 41181, 47471, 67999, 80829, 123543, 142413, 203997, 332297, 427239, 475993, 611991, 996891, 1427979, 2515963, 2990673, 4283937, 7547889, 17611741, 22643667, 52835223, 158505669]

約数ペア:

[(1, 158505669), (3, 52835223), (7, 22643667), (9, 17611741), (21, 7547889), (37, 4283937), (53, 2990673), (63, 2515963), (111, 1427979), (159, 996891), (259, 611991), (333, 475993), (371, 427239), (477, 332297), (777, 203997), (1113, 142413), (1283, 123543), (1961, 80829), (2331, 67999), (3339, 47471), (3849, 41181), (5883, 26943), (8981, 17649), (11547, 13727)]