199285905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1759}}^1$

素因数の和:1870

約数の個数: 64

約数和(自身を含む): 397393920

約数和(自身を除く): 198108015

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 83, 91, 105, 195, 249, 273, 415, 455, 581, 1079, 1245, 1365, 1743, 1759, 2905, 3237, 5277, 5395, 7553, 8715, 8795, 12313, 16185, 22659, 22867, 26385, 36939, 37765, 61565, 68601, 113295, 114335, 145997, 160069, 184695, 343005, 437991, 480207, 729985, 800345, 1021979, 1897961, 2189955, 2401035, 3065937, 5109895, 5693883, 9489805, 13285727, 15329685, 28469415, 39857181, 66428635, 199285905]

約数ペア:

[(1, 199285905), (3, 66428635), (5, 39857181), (7, 28469415), (13, 15329685), (15, 13285727), (21, 9489805), (35, 5693883), (39, 5109895), (65, 3065937), (83, 2401035), (91, 2189955), (105, 1897961), (195, 1021979), (249, 800345), (273, 729985), (415, 480207), (455, 437991), (581, 343005), (1079, 184695), (1245, 160069), (1365, 145997), (1743, 114335), (1759, 113295), (2905, 68601), (3237, 61565), (5277, 37765), (5395, 36939), (7553, 26385), (8715, 22867), (8795, 22659), (12313, 16185)]