257010786

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{206933}}^1$

素因数の和:206967

約数の個数: 32

約数和(自身を含む): 595969920

約数和(自身を除く): 338959134

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 206933, 413866, 620799, 1241598, 1862397, 3724794, 4759459, 5587191, 9518918, 11174382, 14278377, 28556754, 42835131, 85670262, 128505393, 257010786]

約数ペア:

[(1, 257010786), (2, 128505393), (3, 85670262), (6, 42835131), (9, 28556754), (18, 14278377), (23, 11174382), (27, 9518918), (46, 5587191), (54, 4759459), (69, 3724794), (138, 1862397), (207, 1241598), (414, 620799), (621, 413866), (1242, 206933)]