12565021

素因数分解:

$7^2\times {\mathrm{149}}^1\times {\mathrm{1721}}^1$

素因数の和:1884

約数の個数: 12

約数和(自身を含む): 14723100

約数和(自身を除く): 2158079

約数列:

[1, 7, 49, 149, 1043, 1721, 7301, 12047, 84329, 256429, 1795003, 12565021]

約数ペア:

[(1, 12565021), (7, 1795003), (49, 256429), (149, 84329), (1043, 12047), (1721, 7301)]