2920779

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:456

約数の個数: 20

約数和(自身を含む): 4416984

約数和(自身を除く): 1496205

約数列:

[1, 3, 9, 27, 81, 107, 321, 337, 963, 1011, 2889, 3033, 8667, 9099, 27297, 36059, 108177, 324531, 973593, 2920779]

約数ペア:

[(1, 2920779), (3, 973593), (9, 324531), (27, 108177), (81, 36059), (107, 27297), (321, 9099), (337, 8667), (963, 3033), (1011, 2889)]