2571981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 1367859

約数列:

[1, 3, 17, 29, 37, 47, 51, 87, 111, 141, 493, 629, 799, 1073, 1363, 1479, 1739, 1887, 2397, 3219, 4089, 5217, 18241, 23171, 29563, 50431, 54723, 69513, 88689, 151293, 857327, 2571981]

約数ペア:

[(1, 2571981), (3, 857327), (17, 151293), (29, 88689), (37, 69513), (47, 54723), (51, 50431), (87, 29563), (111, 23171), (141, 18241), (493, 5217), (629, 4089), (799, 3219), (1073, 2397), (1363, 1887), (1479, 1739)]