17890131

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27481}}^1$

素因数の和:27522

約数の個数: 16

約数和(自身を含む): 28141568

約数和(自身を除く): 10251437

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 27481, 82443, 192367, 577101, 851911, 2555733, 5963377, 17890131]

約数ペア:

[(1, 17890131), (3, 5963377), (7, 2555733), (21, 851911), (31, 577101), (93, 192367), (217, 82443), (651, 27481)]