121137939

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54493}}^1$

素因数の和:54531

約数の個数: 24

約数和(自身を含む): 198358160

約数和(自身を除く): 77220221

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 54493, 163479, 490437, 708409, 1035367, 2125227, 3106101, 6375681, 9318303, 13459771, 40379313, 121137939]

約数ペア:

[(1, 121137939), (3, 40379313), (9, 13459771), (13, 9318303), (19, 6375681), (39, 3106101), (57, 2125227), (117, 1035367), (171, 708409), (247, 490437), (741, 163479), (2223, 54493)]