13218885

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1759}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 23063040

約数和(自身を除く): 9844155

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 1759, 2505, 5277, 7515, 8795, 15831, 26385, 79155, 293753, 881259, 1468765, 2643777, 4406295, 13218885]

約数ペア:

[(1, 13218885), (3, 4406295), (5, 2643777), (9, 1468765), (15, 881259), (45, 293753), (167, 79155), (501, 26385), (835, 15831), (1503, 8795), (1759, 7515), (2505, 5277)]