17972151

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 24735744

約数和(自身を除く): 6763593

約数列:

[1, 3, 43, 127, 129, 381, 1097, 3291, 5461, 16383, 47171, 139319, 141513, 417957, 5990717, 17972151]

約数ペア:

[(1, 17972151), (3, 5990717), (43, 417957), (127, 141513), (129, 139319), (381, 47171), (1097, 16383), (3291, 5461)]