13481223

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 21048048

約数和(自身を除く): 7566825

約数列:

[1, 3, 7, 21, 49, 147, 293, 313, 879, 939, 2051, 2191, 6153, 6573, 14357, 15337, 43071, 46011, 91709, 275127, 641963, 1925889, 4493741, 13481223]

約数ペア:

[(1, 13481223), (3, 4493741), (7, 1925889), (21, 641963), (49, 275127), (147, 91709), (293, 46011), (313, 43071), (879, 15337), (939, 14357), (2051, 6573), (2191, 6153)]