142730397

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{21061}}^1$

素因数の和:21321

約数の個数: 16

約数和(自身を含む): 212304960

約数和(自身を除く): 69574563

約数列:

[1, 3, 9, 27, 251, 753, 2259, 6777, 21061, 63183, 189549, 568647, 5286311, 15858933, 47576799, 142730397]

約数ペア:

[(1, 142730397), (3, 47576799), (9, 15858933), (27, 5286311), (251, 568647), (753, 189549), (2259, 63183), (6777, 21061)]