245299249

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{8573}}^1$

素因数の和:8688

約数の個数: 16

約数和(自身を含む): 276562944

約数和(自身を除く): 31263695

約数列:

[1, 13, 31, 71, 403, 923, 2201, 8573, 28613, 111449, 265763, 608683, 3454919, 7912879, 18869173, 245299249]

約数ペア:

[(1, 245299249), (13, 18869173), (31, 7912879), (71, 3454919), (403, 608683), (923, 265763), (2201, 111449), (8573, 28613)]