38470047

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 66955392

約数和(自身を除く): 28485345

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 77, 111, 147, 231, 259, 407, 539, 643, 777, 1221, 1617, 1813, 1929, 2849, 4501, 5439, 7073, 8547, 13503, 19943, 21219, 23791, 31507, 49511, 59829, 71373, 94521, 148533, 166537, 261701, 346577, 499611, 785103, 1039731, 1165759, 1831907, 3497277, 5495721, 12823349, 38470047]

約数ペア:

[(1, 38470047), (3, 12823349), (7, 5495721), (11, 3497277), (21, 1831907), (33, 1165759), (37, 1039731), (49, 785103), (77, 499611), (111, 346577), (147, 261701), (231, 166537), (259, 148533), (407, 94521), (539, 71373), (643, 59829), (777, 49511), (1221, 31507), (1617, 23791), (1813, 21219), (1929, 19943), (2849, 13503), (4501, 8547), (5439, 7073)]