649881146

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{103123}}^1$

素因数の和:103285

約数の個数: 16

約数和(自身を含む): 1024640064

約数和(自身を除く): 374758918

約数列:

[1, 2, 23, 46, 137, 274, 3151, 6302, 103123, 206246, 2371829, 4743658, 14127851, 28255702, 324940573, 649881146]

約数ペア:

[(1, 649881146), (2, 324940573), (23, 28255702), (46, 14127851), (137, 4743658), (274, 2371829), (3151, 206246), (6302, 103123)]