81185301

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{19913}}^1$

素因数の和:20073

約数の個数: 16

約数和(自身を含む): 121077120

約数和(自身を除く): 39891819

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 19913, 59739, 179217, 537651, 3006863, 9020589, 27061767, 81185301]

約数ペア:

[(1, 81185301), (3, 27061767), (9, 9020589), (27, 3006863), (151, 537651), (453, 179217), (1359, 59739), (4077, 19913)]