261765912

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{78467}}^1$

素因数の和:78615

約数の個数: 32

約数和(自身を含む): 659131200

約数和(自身を除く): 397365288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 78467, 156934, 235401, 313868, 470802, 627736, 941604, 1883208, 10906913, 21813826, 32720739, 43627652, 65441478, 87255304, 130882956, 261765912]

約数ペア:

[(1, 261765912), (2, 130882956), (3, 87255304), (4, 65441478), (6, 43627652), (8, 32720739), (12, 21813826), (24, 10906913), (139, 1883208), (278, 941604), (417, 627736), (556, 470802), (834, 313868), (1112, 235401), (1668, 156934), (3336, 78467)]