81707427

素因数分解:

$3^3\times {\mathrm{1523}}^1\times {\mathrm{1987}}^1$

素因数の和:3519

約数の個数: 16

約数和(自身を含む): 121188480

約数和(自身を除く): 39481053

約数列:

[1, 3, 9, 27, 1523, 1987, 4569, 5961, 13707, 17883, 41121, 53649, 3026201, 9078603, 27235809, 81707427]

約数ペア:

[(1, 81707427), (3, 27235809), (9, 9078603), (27, 3026201), (1523, 53649), (1987, 41121), (4569, 17883), (5961, 13707)]