40398393

素因数分解:

$3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1381}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 63019200

約数和(自身を除く): 22620807

約数列:

[1, 3, 7, 21, 49, 147, 199, 597, 1381, 1393, 4143, 4179, 9667, 9751, 29001, 29253, 67669, 203007, 274819, 824457, 1923733, 5771199, 13466131, 40398393]

約数ペア:

[(1, 40398393), (3, 13466131), (7, 5771199), (21, 1923733), (49, 824457), (147, 274819), (199, 203007), (597, 67669), (1381, 29253), (1393, 29001), (4143, 9751), (4179, 9667)]