26638703

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 10133137

約数列:

[1, 7, 13, 19, 31, 49, 71, 91, 133, 217, 247, 403, 497, 589, 637, 923, 931, 1349, 1519, 1729, 2201, 2821, 3479, 4123, 6461, 7657, 9443, 12103, 15407, 17537, 19747, 28613, 28861, 41819, 45227, 53599, 66101, 107849, 122759, 200291, 292733, 375193, 543647, 859313, 1402037, 2049131, 3805529, 26638703]

約数ペア:

[(1, 26638703), (7, 3805529), (13, 2049131), (19, 1402037), (31, 859313), (49, 543647), (71, 375193), (91, 292733), (133, 200291), (217, 122759), (247, 107849), (403, 66101), (497, 53599), (589, 45227), (637, 41819), (923, 28861), (931, 28613), (1349, 19747), (1519, 17537), (1729, 15407), (2201, 12103), (2821, 9443), (3479, 7657), (4123, 6461)]