81019887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{7393}}^1$

素因数の和:7690

約数の個数: 16

約数和(自身を含む): 116766048

約数和(自身を除く): 35746161

約数列:

[1, 3, 13, 39, 281, 843, 3653, 7393, 10959, 22179, 96109, 288327, 2077433, 6232299, 27006629, 81019887]

約数ペア:

[(1, 81019887), (3, 27006629), (13, 6232299), (39, 2077433), (281, 288327), (843, 96109), (3653, 22179), (7393, 10959)]