189901803

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 324715776

約数和(自身を除く): 134813973

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 129, 147, 273, 301, 559, 637, 903, 1677, 1911, 2107, 2311, 3913, 6321, 6933, 11739, 16177, 27391, 30043, 48531, 82173, 90129, 99373, 113239, 210301, 298119, 339717, 630903, 695611, 1291849, 1472107, 2086833, 3875547, 4416321, 4869277, 9042943, 14607831, 27128829, 63300601, 189901803]

約数ペア:

[(1, 189901803), (3, 63300601), (7, 27128829), (13, 14607831), (21, 9042943), (39, 4869277), (43, 4416321), (49, 3875547), (91, 2086833), (129, 1472107), (147, 1291849), (273, 695611), (301, 630903), (559, 339717), (637, 298119), (903, 210301), (1677, 113239), (1911, 99373), (2107, 90129), (2311, 82173), (3913, 48531), (6321, 30043), (6933, 27391), (11739, 16177)]