178289316189

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{15835271}}^1$

素因数の和:15835422

約数の個数: 20

約数和(自身を含む): 268249507680

約数和(自身を除く): 89960191491

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 15835271, 47505813, 142517439, 427552317, 1282656951, 2201102669, 6603308007, 19809924021, 59429772063, 178289316189]

約数ペア:

[(1, 178289316189), (3, 59429772063), (9, 19809924021), (27, 6603308007), (81, 2201102669), (139, 1282656951), (417, 427552317), (1251, 142517439), (3753, 47505813), (11259, 15835271)]