57991297

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 75106304

約数和(自身を除く): 17115007

約数列:

[1, 7, 13, 31, 61, 91, 217, 337, 403, 427, 793, 1891, 2359, 2821, 4381, 5551, 10447, 13237, 20557, 24583, 30667, 73129, 135811, 143899, 172081, 267241, 637267, 950677, 1870687, 4460869, 8284471, 57991297]

約数ペア:

[(1, 57991297), (7, 8284471), (13, 4460869), (31, 1870687), (61, 950677), (91, 637267), (217, 267241), (337, 172081), (403, 143899), (427, 135811), (793, 73129), (1891, 30667), (2359, 24583), (2821, 20557), (4381, 13237), (5551, 10447)]