28540719

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{911}}^1$

素因数の和:1035

約数の個数: 18

約数和(自身を含む): 41982096

約数和(自身を除く): 13441377

約数列:

[1, 3, 9, 59, 177, 531, 911, 2733, 3481, 8199, 10443, 31329, 53749, 161247, 483741, 3171191, 9513573, 28540719]

約数ペア:

[(1, 28540719), (3, 9513573), (9, 3171191), (59, 483741), (177, 161247), (531, 53749), (911, 31329), (2733, 10443), (3481, 8199)]