201993141

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20509}}^1$

素因数の和:20593

約数の個数: 24

約数和(自身を含む): 317987040

約数和(自身を除く): 115993899

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 20509, 61527, 143563, 430689, 1004941, 1374103, 3014823, 4122309, 9618721, 28856163, 67331047, 201993141]

約数ペア:

[(1, 201993141), (3, 67331047), (7, 28856163), (21, 9618721), (49, 4122309), (67, 3014823), (147, 1374103), (201, 1004941), (469, 430689), (1407, 143563), (3283, 61527), (9849, 20509)]