187254405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 389975040

約数和(自身を除く): 202720635

約数列:

[1, 3, 5, 9, 13, 15, 17, 19, 39, 45, 51, 57, 65, 85, 95, 117, 153, 171, 195, 221, 247, 255, 285, 323, 585, 663, 741, 765, 855, 969, 991, 1105, 1235, 1615, 1989, 2223, 2907, 2973, 3315, 3705, 4199, 4845, 4955, 8919, 9945, 11115, 12597, 12883, 14535, 14865, 16847, 18829, 20995, 37791, 38649, 44595, 50541, 56487, 62985, 64415, 84235, 94145, 115947, 151623, 169461, 188955, 193245, 219011, 244777, 252705, 282435, 320093, 579735, 657033, 734331, 758115, 847305, 960279, 1095055, 1223885, 1600465, 1971099, 2202993, 2880837, 3285165, 3671655, 4161209, 4801395, 9855495, 11014965, 12483627, 14404185, 20806045, 37450881, 62418135, 187254405]

約数ペア:

[(1, 187254405), (3, 62418135), (5, 37450881), (9, 20806045), (13, 14404185), (15, 12483627), (17, 11014965), (19, 9855495), (39, 4801395), (45, 4161209), (51, 3671655), (57, 3285165), (65, 2880837), (85, 2202993), (95, 1971099), (117, 1600465), (153, 1223885), (171, 1095055), (195, 960279), (221, 847305), (247, 758115), (255, 734331), (285, 657033), (323, 579735), (585, 320093), (663, 282435), (741, 252705), (765, 244777), (855, 219011), (969, 193245), (991, 188955), (1105, 169461), (1235, 151623), (1615, 115947), (1989, 94145), (2223, 84235), (2907, 64415), (2973, 62985), (3315, 56487), (3705, 50541), (4199, 44595), (4845, 38649), (4955, 37791), (8919, 20995), (9945, 18829), (11115, 16847), (12597, 14865), (12883, 14535)]