43212555

素因数分解:

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

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 85708800

約数和(自身を除く): 42496245

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 991, 1615, 2295, 2565, 2907, 2973, 4845, 4955, 8721, 8919, 14535, 14865, 16847, 18829, 26757, 43605, 44595, 50541, 56487, 84235, 94145, 133785, 151623, 169461, 252705, 282435, 320093, 454869, 508383, 758115, 847305, 960279, 1600465, 2274345, 2541915, 2880837, 4801395, 8642511, 14404185, 43212555]

約数ペア:

[(1, 43212555), (3, 14404185), (5, 8642511), (9, 4801395), (15, 2880837), (17, 2541915), (19, 2274345), (27, 1600465), (45, 960279), (51, 847305), (57, 758115), (85, 508383), (95, 454869), (135, 320093), (153, 282435), (171, 252705), (255, 169461), (285, 151623), (323, 133785), (459, 94145), (513, 84235), (765, 56487), (855, 50541), (969, 44595), (991, 43605), (1615, 26757), (2295, 18829), (2565, 16847), (2907, 14865), (2973, 14535), (4845, 8919), (4955, 8721)]