71954217

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2657}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 114825600

約数和(自身を除く): 42871383

約数列:

[1, 3, 9, 17, 27, 51, 59, 153, 177, 459, 531, 1003, 1593, 2657, 3009, 7971, 9027, 23913, 27081, 45169, 71739, 135507, 156763, 406521, 470289, 1219563, 1410867, 2664971, 4232601, 7994913, 23984739, 71954217]

約数ペア:

[(1, 71954217), (3, 23984739), (9, 7994913), (17, 4232601), (27, 2664971), (51, 1410867), (59, 1219563), (153, 470289), (177, 406521), (459, 156763), (531, 135507), (1003, 71739), (1593, 45169), (2657, 27081), (3009, 23913), (7971, 9027)]