137171811

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2707}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 221839360

約数和(自身を除く): 84667549

約数列:

[1, 3, 7, 19, 21, 57, 127, 133, 381, 399, 889, 2413, 2667, 2707, 7239, 8121, 16891, 18949, 50673, 51433, 56847, 154299, 343789, 360031, 1031367, 1080093, 2406523, 6531991, 7219569, 19595973, 45723937, 137171811]

約数ペア:

[(1, 137171811), (3, 45723937), (7, 19595973), (19, 7219569), (21, 6531991), (57, 2406523), (127, 1080093), (133, 1031367), (381, 360031), (399, 343789), (889, 154299), (2413, 56847), (2667, 51433), (2707, 50673), (7239, 18949), (8121, 16891)]