28397803

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 35532432

約数和(自身を除く): 7134629

約数列:

[1, 7, 17, 49, 73, 119, 467, 511, 833, 1241, 3269, 3577, 7939, 8687, 22883, 34091, 55573, 60809, 238637, 389011, 579547, 1670459, 4056829, 28397803]

約数ペア:

[(1, 28397803), (7, 4056829), (17, 1670459), (49, 579547), (73, 389011), (119, 238637), (467, 60809), (511, 55573), (833, 34091), (1241, 22883), (3269, 8687), (3577, 7939)]