128051007

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{37409}}^1$

素因数の和:37582

約数の個数: 16

約数和(自身を含む): 196327680

約数和(自身を除く): 68276673

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 37409, 112227, 261863, 785589, 6097667, 18293001, 42683669, 128051007]

約数ペア:

[(1, 128051007), (3, 42683669), (7, 18293001), (21, 6097667), (163, 785589), (489, 261863), (1141, 112227), (3423, 37409)]