208156797

素因数分解:

$3^4\times {\mathrm{1471}}^1\times {\mathrm{1747}}^1$

素因数の和:3230

約数の個数: 20

約数和(自身を含む): 311339776

約数和(自身を除く): 103182979

約数列:

[1, 3, 9, 27, 81, 1471, 1747, 4413, 5241, 13239, 15723, 39717, 47169, 119151, 141507, 2569837, 7709511, 23128533, 69385599, 208156797]

約数ペア:

[(1, 208156797), (3, 69385599), (9, 23128533), (27, 7709511), (81, 2569837), (1471, 141507), (1747, 119151), (4413, 47169), (5241, 39717), (13239, 15723)]