15709389

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 21441024

約数和(自身を除く): 5731635

約数列:

[1, 3, 71, 131, 213, 393, 563, 1689, 9301, 27903, 39973, 73753, 119919, 221259, 5236463, 15709389]

約数ペア:

[(1, 15709389), (3, 5236463), (71, 221259), (131, 119919), (213, 73753), (393, 39973), (563, 27903), (1689, 9301)]