28158103799

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{125131}}^1$

素因数の和:125247

約数の個数: 32

約数和(自身を含む): 35749711872

約数和(自身を除く): 7591608073

約数列:

[1, 7, 17, 31, 61, 119, 217, 427, 527, 1037, 1891, 3689, 7259, 13237, 32147, 125131, 225029, 875917, 2127227, 3879061, 7632991, 14890589, 27153427, 53430937, 65944037, 129760847, 236622721, 461608259, 908325929, 1656359047, 4022586257, 28158103799]

約数ペア:

[(1, 28158103799), (7, 4022586257), (17, 1656359047), (31, 908325929), (61, 461608259), (119, 236622721), (217, 129760847), (427, 65944037), (527, 53430937), (1037, 27153427), (1891, 14890589), (3689, 7632991), (7259, 3879061), (13237, 2127227), (32147, 875917), (125131, 225029)]