28580169

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 39365568

約数和(自身を除く): 10785399

約数列:

[1, 3, 37, 111, 197, 591, 1307, 3921, 7289, 21867, 48359, 145077, 257479, 772437, 9526723, 28580169]

約数ペア:

[(1, 28580169), (3, 9526723), (37, 772437), (111, 257479), (197, 145077), (591, 48359), (1307, 21867), (3921, 7289)]