1278135089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{1753}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 1691248896

約数和(自身を除く): 413113807

約数列:

[1, 7, 11, 17, 77, 119, 187, 557, 1309, 1753, 3899, 6127, 9469, 12271, 19283, 29801, 42889, 66283, 104159, 134981, 208607, 327811, 729113, 976421, 2294677, 6834947, 10740631, 16599157, 75184417, 116194099, 182590727, 1278135089]

約数ペア:

[(1, 1278135089), (7, 182590727), (11, 116194099), (17, 75184417), (77, 16599157), (119, 10740631), (187, 6834947), (557, 2294677), (1309, 976421), (1753, 729113), (3899, 327811), (6127, 208607), (9469, 134981), (12271, 104159), (19283, 66283), (29801, 42889)]