26742989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 8819251

約数列:

[1, 7, 13, 17, 59, 91, 119, 221, 293, 413, 767, 1003, 1547, 2051, 3809, 4981, 5369, 7021, 13039, 17287, 26663, 34867, 64753, 91273, 121009, 224731, 293879, 453271, 1573117, 2057153, 3820427, 26742989]

約数ペア:

[(1, 26742989), (7, 3820427), (13, 2057153), (17, 1573117), (59, 453271), (91, 293879), (119, 224731), (221, 121009), (293, 91273), (413, 64753), (767, 34867), (1003, 26663), (1547, 17287), (2051, 13039), (3809, 7021), (4981, 5369)]