12977253

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1366

約数の個数: 20

約数和(自身を含む): 19549728

約数和(自身を除く): 6572475

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1223, 3537, 3669, 10611, 11007, 33021, 99063, 160213, 480639, 1441917, 4325751, 12977253]

約数ペア:

[(1, 12977253), (3, 4325751), (9, 1441917), (27, 480639), (81, 160213), (131, 99063), (393, 33021), (1179, 11007), (1223, 10611), (3537, 3669)]