161856025538

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{3202153}}^1$

素因数の和:3202481

約数の個数: 16

約数和(自身を含む): 245925427200

約数和(自身を除く): 84069401662

約数列:

[1, 2, 127, 199, 254, 398, 25273, 50546, 3202153, 6404306, 406673431, 637228447, 813346862, 1274456894, 80928012769, 161856025538]

約数ペア:

[(1, 161856025538), (2, 80928012769), (127, 1274456894), (199, 813346862), (254, 637228447), (398, 406673431), (25273, 6404306), (50546, 3202153)]