1771308567

素因数分解:

$3^4\times 7^1\times {\mathrm{3124001}}^1$

素因数の和:3124020

約数の個数: 20

約数和(自身を含む): 3024033936

約数和(自身を除く): 1252725369

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3124001, 9372003, 21868007, 28116009, 65604021, 84348027, 196812063, 253044081, 590436189, 1771308567]

約数ペア:

[(1, 1771308567), (3, 590436189), (7, 253044081), (9, 196812063), (21, 84348027), (27, 65604021), (63, 28116009), (81, 21868007), (189, 9372003), (567, 3124001)]