68371709

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 91054080

約数和(自身を除く): 22682371

約数列:

[1, 7, 19, 23, 31, 49, 103, 133, 161, 217, 437, 589, 713, 721, 931, 1127, 1519, 1957, 2369, 3059, 3193, 4123, 4991, 5047, 13547, 13699, 16583, 21413, 22351, 28861, 34937, 45011, 60667, 73439, 94829, 95893, 116081, 156457, 315077, 424669, 514073, 663803, 1395341, 2205539, 2972683, 3598511, 9767387, 68371709]

約数ペア:

[(1, 68371709), (7, 9767387), (19, 3598511), (23, 2972683), (31, 2205539), (49, 1395341), (103, 663803), (133, 514073), (161, 424669), (217, 315077), (437, 156457), (589, 116081), (713, 95893), (721, 94829), (931, 73439), (1127, 60667), (1519, 45011), (1957, 34937), (2369, 28861), (3059, 22351), (3193, 21413), (4123, 16583), (4991, 13699), (5047, 13547)]