13453489

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:725

約数の個数: 16

約数和(自身を含む): 15971200

約数和(自身を除く): 2517711

約数列:

[1, 7, 49, 61, 343, 427, 643, 2989, 4501, 20923, 31507, 39223, 220549, 274561, 1921927, 13453489]

約数ペア:

[(1, 13453489), (7, 1921927), (49, 274561), (61, 220549), (343, 39223), (427, 31507), (643, 20923), (2989, 4501)]