204875993

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 280166400

約数和(自身を除く): 75290407

約数列:

[1, 7, 17, 19, 31, 37, 79, 119, 133, 217, 259, 323, 527, 553, 589, 629, 703, 1147, 1343, 1501, 2261, 2449, 2923, 3689, 4123, 4403, 4921, 8029, 9401, 10013, 10507, 11951, 17143, 19499, 20461, 21793, 25517, 41633, 46531, 49691, 55537, 70091, 83657, 90613, 136493, 152551, 178619, 291431, 325717, 347837, 370481, 388759, 634291, 791027, 944129, 1540421, 1721647, 2593367, 5537189, 6608903, 10782947, 12051529, 29267999, 204875993]

約数ペア:

[(1, 204875993), (7, 29267999), (17, 12051529), (19, 10782947), (31, 6608903), (37, 5537189), (79, 2593367), (119, 1721647), (133, 1540421), (217, 944129), (259, 791027), (323, 634291), (527, 388759), (553, 370481), (589, 347837), (629, 325717), (703, 291431), (1147, 178619), (1343, 152551), (1501, 136493), (2261, 90613), (2449, 83657), (2923, 70091), (3689, 55537), (4123, 49691), (4403, 46531), (4921, 41633), (8029, 25517), (9401, 21793), (10013, 20461), (10507, 19499), (11951, 17143)]