172485439

素因数分解:

$7^4\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 30

約数和(自身を含む): 213436200

約数和(自身を除く): 40950761

約数列:

[1, 7, 19, 49, 133, 199, 343, 361, 931, 1393, 2401, 2527, 3781, 6517, 9751, 17689, 26467, 45619, 68257, 71839, 123823, 185269, 477799, 502873, 866761, 1296883, 3520111, 9078181, 24640777, 172485439]

約数ペア:

[(1, 172485439), (7, 24640777), (19, 9078181), (49, 3520111), (133, 1296883), (199, 866761), (343, 502873), (361, 477799), (931, 185269), (1393, 123823), (2401, 71839), (2527, 68257), (3781, 45619), (6517, 26467), (9751, 17689)]