81653439

素因数分解:

$3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{6343}}^1$

素因数の和:6966

約数の個数: 16

約数和(自身を含む): 124646912

約数和(自身を除く): 42993473

約数列:

[1, 3, 7, 21, 613, 1839, 4291, 6343, 12873, 19029, 44401, 133203, 3888259, 11664777, 27217813, 81653439]

約数ペア:

[(1, 81653439), (3, 27217813), (7, 11664777), (21, 3888259), (613, 133203), (1839, 44401), (4291, 19029), (6343, 12873)]