28200258243

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{25127}}^1$

素因数の和:25544

約数の個数: 32

約数和(自身を含む): 42190917120

約数和(自身を除く): 13990658877

約数列:

[1, 3, 9, 27, 197, 211, 591, 633, 1773, 1899, 5319, 5697, 25127, 41567, 75381, 124701, 226143, 374103, 678429, 1122309, 4950019, 5301797, 14850057, 15905391, 44550171, 47716173, 133650513, 143148519, 1044454009, 3133362027, 9400086081, 28200258243]

約数ペア:

[(1, 28200258243), (3, 9400086081), (9, 3133362027), (27, 1044454009), (197, 143148519), (211, 133650513), (591, 47716173), (633, 44550171), (1773, 15905391), (1899, 14850057), (5319, 5301797), (5697, 4950019), (25127, 1122309), (41567, 678429), (75381, 374103), (124701, 226143)]