1285408055

素因数分解:

$5^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1\times {\mathrm{2591}}^1$

素因数の和:3226

約数の個数: 16

約数和(自身を含む): 1552898304

約数和(自身を除く): 267490249

約数列:

[1, 5, 313, 317, 1565, 1585, 2591, 12955, 99221, 496105, 810983, 821347, 4054915, 4106735, 257081611, 1285408055]

約数ペア:

[(1, 1285408055), (5, 257081611), (313, 4106735), (317, 4054915), (1565, 821347), (1585, 810983), (2591, 496105), (12955, 99221)]