254754584

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239431}}^1$

素因数の和:239463

約数の個数: 32

約数和(自身を含む): 574636800

約数和(自身を除く): 319882216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 239431, 478862, 957724, 1676017, 1915448, 3352034, 4549189, 6704068, 9098378, 13408136, 18196756, 31844323, 36393512, 63688646, 127377292, 254754584]

約数ペア:

[(1, 254754584), (2, 127377292), (4, 63688646), (7, 36393512), (8, 31844323), (14, 18196756), (19, 13408136), (28, 9098378), (38, 6704068), (56, 4549189), (76, 3352034), (133, 1915448), (152, 1676017), (266, 957724), (532, 478862), (1064, 239431)]