275610181

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 383385600

約数和(自身を除く): 107775419

約数列:

[1, 7, 11, 19, 31, 59, 77, 103, 133, 209, 217, 341, 413, 589, 649, 721, 1121, 1133, 1463, 1829, 1957, 2387, 3193, 4123, 4543, 6077, 6479, 7847, 7931, 12331, 12803, 13699, 20119, 21527, 22351, 34751, 35123, 42539, 45353, 60667, 66847, 86317, 115463, 140833, 150689, 188387, 243257, 245861, 382261, 424669, 467929, 667337, 808241, 1270093, 1318709, 2072257, 2675827, 3579353, 4671359, 8890651, 14505799, 25055471, 39372883, 275610181]

約数ペア:

[(1, 275610181), (7, 39372883), (11, 25055471), (19, 14505799), (31, 8890651), (59, 4671359), (77, 3579353), (103, 2675827), (133, 2072257), (209, 1318709), (217, 1270093), (341, 808241), (413, 667337), (589, 467929), (649, 424669), (721, 382261), (1121, 245861), (1133, 243257), (1463, 188387), (1829, 150689), (1957, 140833), (2387, 115463), (3193, 86317), (4123, 66847), (4543, 60667), (6077, 45353), (6479, 42539), (7847, 35123), (7931, 34751), (12331, 22351), (12803, 21527), (13699, 20119)]