81310359

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{90647}}^1$

素因数の和:90686

約数の個数: 16

約数和(自身を含む): 121830912

約数和(自身を除く): 40520553

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 90647, 271941, 1178411, 2084881, 3535233, 6254643, 27103453, 81310359]

約数ペア:

[(1, 81310359), (3, 27103453), (13, 6254643), (23, 3535233), (39, 2084881), (69, 1178411), (299, 271941), (897, 90647)]