990404268

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{240623}}^1$

素因数の和:240651

約数の個数: 48

約数和(自身を含む): 2694988800

約数和(自身を除く): 1704584532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 240623, 481246, 721869, 962492, 1443738, 1684361, 2887476, 3368722, 5053083, 6737444, 10106166, 11790527, 20212332, 23581054, 35371581, 47162108, 70743162, 82533689, 141486324, 165067378, 247601067, 330134756, 495202134, 990404268]

約数ペア:

[(1, 990404268), (2, 495202134), (3, 330134756), (4, 247601067), (6, 165067378), (7, 141486324), (12, 82533689), (14, 70743162), (21, 47162108), (28, 35371581), (42, 23581054), (49, 20212332), (84, 11790527), (98, 10106166), (147, 6737444), (196, 5053083), (294, 3368722), (343, 2887476), (588, 1684361), (686, 1443738), (1029, 962492), (1372, 721869), (2058, 481246), (4116, 240623)]