201770271

素因数分解:

$3^4\times {\mathrm{839}}^1\times {\mathrm{2969}}^1$

素因数の和:3820

約数の個数: 20

約数和(自身を含む): 301870800

約数和(自身を除く): 100100529

約数列:

[1, 3, 9, 27, 81, 839, 2517, 2969, 7551, 8907, 22653, 26721, 67959, 80163, 240489, 2490991, 7472973, 22418919, 67256757, 201770271]

約数ペア:

[(1, 201770271), (3, 67256757), (9, 22418919), (27, 7472973), (81, 2490991), (839, 240489), (2517, 80163), (2969, 67959), (7551, 26721), (8907, 22653)]