261225244

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 532885248

約数和(自身を除く): 271660004

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 227, 292, 454, 511, 563, 908, 1022, 1126, 1589, 2044, 2252, 3178, 3941, 6356, 7882, 15764, 16571, 33142, 41099, 66284, 82198, 115997, 127801, 164396, 231994, 255602, 287693, 463988, 511204, 575386, 894607, 1150772, 1789214, 3578428, 9329473, 18658946, 37317892, 65306311, 130612622, 261225244]

約数ペア:

[(1, 261225244), (2, 130612622), (4, 65306311), (7, 37317892), (14, 18658946), (28, 9329473), (73, 3578428), (146, 1789214), (227, 1150772), (292, 894607), (454, 575386), (511, 511204), (563, 463988), (908, 287693), (1022, 255602), (1126, 231994), (1589, 164396), (2044, 127801), (2252, 115997), (3178, 82198), (3941, 66284), (6356, 41099), (7882, 33142), (15764, 16571)]