90205297

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 115899392

約数和(自身を除く): 25694095

約数列:

[1, 7, 13, 37, 73, 91, 259, 367, 481, 511, 949, 2569, 2701, 3367, 4771, 6643, 13579, 18907, 26791, 33397, 35113, 95053, 176527, 187537, 245791, 348283, 991267, 1235689, 2437981, 6938869, 12886471, 90205297]

約数ペア:

[(1, 90205297), (7, 12886471), (13, 6938869), (37, 2437981), (73, 1235689), (91, 991267), (259, 348283), (367, 245791), (481, 187537), (511, 176527), (949, 95053), (2569, 35113), (2701, 33397), (3367, 26791), (4771, 18907), (6643, 13579)]