257992449

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2377}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 425072256

約数和(自身を除く): 167079807

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 121, 143, 253, 299, 363, 429, 759, 897, 1573, 2377, 2783, 3289, 4719, 7131, 8349, 9867, 26147, 30901, 36179, 54671, 78441, 92703, 108537, 164013, 287617, 339911, 601381, 710723, 862851, 1019733, 1804143, 2132169, 3739021, 6615191, 7817953, 11217063, 19845573, 23453859, 85997483, 257992449]

約数ペア:

[(1, 257992449), (3, 85997483), (11, 23453859), (13, 19845573), (23, 11217063), (33, 7817953), (39, 6615191), (69, 3739021), (121, 2132169), (143, 1804143), (253, 1019733), (299, 862851), (363, 710723), (429, 601381), (759, 339911), (897, 287617), (1573, 164013), (2377, 108537), (2783, 92703), (3289, 78441), (4719, 54671), (7131, 36179), (8349, 30901), (9867, 26147)]