253458850167

素因数分解:

$3^4\times {\mathrm{1613}}^1\times {\mathrm{1939939}}^1$

素因数の和:1941564

約数の個数: 20

約数和(自身を含む): 378858642360

約数和(自身を除く): 125399792193

約数列:

[1, 3, 9, 27, 81, 1613, 4839, 14517, 43551, 130653, 1939939, 5819817, 17459451, 52378353, 157135059, 3129121607, 9387364821, 28162094463, 84486283389, 253458850167]

約数ペア:

[(1, 253458850167), (3, 84486283389), (9, 28162094463), (27, 9387364821), (81, 3129121607), (1613, 157135059), (4839, 52378353), (14517, 17459451), (43551, 5819817), (130653, 1939939)]