81488943

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{23039}}^1$

素因数の和:23179

約数の個数: 16

約数和(自身を含む): 121651200

約数和(自身を除く): 40162257

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 23039, 69117, 207351, 622053, 3018109, 9054327, 27162981, 81488943]

約数ペア:

[(1, 81488943), (3, 27162981), (9, 9054327), (27, 3018109), (131, 622053), (393, 207351), (1179, 69117), (3537, 23039)]