66321717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{287107}}^1$

素因数の和:287128

約数の個数: 16

約数和(自身を含む): 110249472

約数和(自身を除く): 43927755

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 287107, 861321, 2009749, 3158177, 6029247, 9474531, 22107239, 66321717]

約数ペア:

[(1, 66321717), (3, 22107239), (7, 9474531), (11, 6029247), (21, 3158177), (33, 2009749), (77, 861321), (231, 287107)]