81465021

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{10159}}^1$

素因数の和:10188

約数の個数: 28

約数和(自身を含む): 133258560

約数和(自身を除く): 51793539

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 891, 2673, 8019, 10159, 30477, 91431, 111749, 274293, 335247, 822879, 1005741, 2468637, 3017223, 7405911, 9051669, 27155007, 81465021]

約数ペア:

[(1, 81465021), (3, 27155007), (9, 9051669), (11, 7405911), (27, 3017223), (33, 2468637), (81, 1005741), (99, 822879), (243, 335247), (297, 274293), (729, 111749), (891, 91431), (2673, 30477), (8019, 10159)]