2100028133

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 2650118400

約数和(自身を除く): 550090267

約数列:

[1, 7, 23, 31, 49, 161, 217, 277, 343, 713, 961, 1127, 1519, 1939, 4991, 6371, 6727, 7889, 8587, 10633, 13573, 22103, 34937, 44597, 47089, 60109, 95011, 154721, 197501, 244559, 266197, 312179, 329623, 420763, 1083047, 1382507, 1863379, 2185253, 2945341, 6122531, 7581329, 9677549, 13043653, 42857717, 67742843, 91305571, 300004019, 2100028133]

約数ペア:

[(1, 2100028133), (7, 300004019), (23, 91305571), (31, 67742843), (49, 42857717), (161, 13043653), (217, 9677549), (277, 7581329), (343, 6122531), (713, 2945341), (961, 2185253), (1127, 1863379), (1519, 1382507), (1939, 1083047), (4991, 420763), (6371, 329623), (6727, 312179), (7889, 266197), (8587, 244559), (10633, 197501), (13573, 154721), (22103, 95011), (34937, 60109), (44597, 47089)]