13258521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 20428200

約数和(自身を除く): 7169679

約数列:

[1, 3, 9, 17, 51, 153, 193, 449, 579, 1347, 1737, 3281, 4041, 7633, 9843, 22899, 29529, 68697, 86657, 259971, 779913, 1473169, 4419507, 13258521]

約数ペア:

[(1, 13258521), (3, 4419507), (9, 1473169), (17, 779913), (51, 259971), (153, 86657), (193, 68697), (449, 29529), (579, 22899), (1347, 9843), (1737, 7633), (3281, 4041)]