66761681

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{503}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 77865984

約数和(自身を除く): 11104303

約数列:

[1, 7, 67, 283, 469, 503, 1981, 3521, 18961, 33701, 132727, 142349, 235907, 996443, 9537383, 66761681]

約数ペア:

[(1, 66761681), (7, 9537383), (67, 996443), (283, 235907), (469, 142349), (503, 132727), (1981, 33701), (3521, 18961)]