280339927

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2371}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 346122240

約数和(自身を除く): 65782313

約数列:

[1, 7, 19, 49, 127, 133, 889, 931, 2371, 2413, 6223, 16597, 16891, 45049, 116179, 118237, 301117, 315343, 2107819, 2207401, 5721223, 14754733, 40048561, 280339927]

約数ペア:

[(1, 280339927), (7, 40048561), (19, 14754733), (49, 5721223), (127, 2207401), (133, 2107819), (889, 315343), (931, 301117), (2371, 118237), (2413, 116179), (6223, 45049), (16597, 16891)]