256289572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{832109}}^1$

素因数の和:832131

約数の個数: 24

約数和(自身を含む): 559177920

約数和(自身を除く): 302888348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 832109, 1664218, 3328436, 5824763, 9153199, 11649526, 18306398, 23299052, 36612796, 64072393, 128144786, 256289572]

約数ペア:

[(1, 256289572), (2, 128144786), (4, 64072393), (7, 36612796), (11, 23299052), (14, 18306398), (22, 11649526), (28, 9153199), (44, 5824763), (77, 3328436), (154, 1664218), (308, 832109)]