2048965919

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 3011613696

約数和(自身を除く): 962647777

約数列:

[1, 7, 11, 13, 17, 49, 77, 91, 103, 119, 143, 167, 187, 221, 539, 637, 721, 833, 1001, 1133, 1169, 1309, 1339, 1547, 1751, 1837, 2171, 2431, 2839, 5047, 7007, 7931, 8183, 9163, 9373, 10829, 12257, 12859, 14729, 15197, 17017, 17201, 19261, 19873, 22763, 23881, 31229, 36907, 55517, 65611, 85799, 90013, 103103, 106379, 119119, 120407, 134827, 139111, 159341, 167167, 189211, 218603, 223613, 250393, 258349, 292417, 405977, 721721, 842849, 943789, 1115387, 1170169, 1324477, 1530221, 1565291, 1752751, 1808443, 2046919, 2459743, 2841839, 3216587, 3801421, 9271339, 10957037, 12269257, 14328433, 17218201, 19892873, 22516109, 26609947, 41815631, 120527407, 157612763, 186269629, 292709417, 2048965919]

約数ペア:

[(1, 2048965919), (7, 292709417), (11, 186269629), (13, 157612763), (17, 120527407), (49, 41815631), (77, 26609947), (91, 22516109), (103, 19892873), (119, 17218201), (143, 14328433), (167, 12269257), (187, 10957037), (221, 9271339), (539, 3801421), (637, 3216587), (721, 2841839), (833, 2459743), (1001, 2046919), (1133, 1808443), (1169, 1752751), (1309, 1565291), (1339, 1530221), (1547, 1324477), (1751, 1170169), (1837, 1115387), (2171, 943789), (2431, 842849), (2839, 721721), (5047, 405977), (7007, 292417), (7931, 258349), (8183, 250393), (9163, 223613), (9373, 218603), (10829, 189211), (12257, 167167), (12859, 159341), (14729, 139111), (15197, 134827), (17017, 120407), (17201, 119119), (19261, 106379), (19873, 103103), (22763, 90013), (23881, 85799), (31229, 65611), (36907, 55517)]