121572171

素因数分解:

$3^5\times 7^1\times {\mathrm{71471}}^1$

素因数の和:71493

約数の個数: 24

約数和(自身を含む): 208126464

約数和(自身を除く): 86554293

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 71471, 214413, 500297, 643239, 1500891, 1929717, 4502673, 5789151, 13508019, 17367453, 40524057, 121572171]

約数ペア:

[(1, 121572171), (3, 40524057), (7, 17367453), (9, 13508019), (21, 5789151), (27, 4502673), (63, 1929717), (81, 1500891), (189, 643239), (243, 500297), (567, 214413), (1701, 71471)]