86640453

素因数分解:

$3^2\times {\mathrm{509}}^1\times {\mathrm{18913}}^1$

素因数の和:19428

約数の個数: 12

約数和(自身を含む): 125399820

約数和(自身を除く): 38759367

約数列:

[1, 3, 9, 509, 1527, 4581, 18913, 56739, 170217, 9626717, 28880151, 86640453]

約数ペア:

[(1, 86640453), (3, 28880151), (9, 9626717), (509, 170217), (1527, 56739), (4581, 18913)]