128719179

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{80803}}^1$

素因数の和:80871

約数の個数: 16

約数和(自身を含む): 193929600

約数和(自身を除く): 65210421

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 80803, 242409, 727227, 2181681, 4767377, 14302131, 42906393, 128719179]

約数ペア:

[(1, 128719179), (3, 42906393), (9, 14302131), (27, 4767377), (59, 2181681), (177, 727227), (531, 242409), (1593, 80803)]