13259889

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{6917}}^1$

素因数の和:6997

約数の個数: 16

約数和(自身を含む): 19923840

約数和(自身を除く): 6663951

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 6917, 20751, 62253, 186759, 491107, 1473321, 4419963, 13259889]

約数ペア:

[(1, 13259889), (3, 4419963), (9, 1473321), (27, 491107), (71, 186759), (213, 62253), (639, 20751), (1917, 6917)]