991216192

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{212161}}^1$

素因数の和:212246

約数の個数: 28

約数和(自身を含む): 1993898476

約数和(自身を除く): 1002682284

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 292, 584, 1168, 2336, 4672, 212161, 424322, 848644, 1697288, 3394576, 6789152, 13578304, 15487753, 30975506, 61951012, 123902024, 247804048, 495608096, 991216192]

約数ペア:

[(1, 991216192), (2, 495608096), (4, 247804048), (8, 123902024), (16, 61951012), (32, 30975506), (64, 15487753), (73, 13578304), (146, 6789152), (292, 3394576), (584, 1697288), (1168, 848644), (2336, 424322), (4672, 212161)]