12175009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 16422912

約数和(自身を除く): 4247903

約数列:

[1, 7, 11, 17, 71, 77, 119, 131, 187, 497, 781, 917, 1207, 1309, 1441, 2227, 5467, 8449, 9301, 10087, 13277, 15589, 24497, 65107, 92939, 102311, 158117, 171479, 716177, 1106819, 1739287, 12175009]

約数ペア:

[(1, 12175009), (7, 1739287), (11, 1106819), (17, 716177), (71, 171479), (77, 158117), (119, 102311), (131, 92939), (187, 65107), (497, 24497), (781, 15589), (917, 13277), (1207, 10087), (1309, 9301), (1441, 8449), (2227, 5467)]