199320968

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1451}}^1$

素因数の和:1698

約数の個数: 64

約数和(自身を含む): 468357120

約数和(自身を除く): 269036152

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 223, 308, 446, 616, 892, 1451, 1561, 1784, 2453, 2902, 3122, 4906, 5804, 6244, 9812, 10157, 11608, 12488, 15961, 17171, 19624, 20314, 31922, 34342, 40628, 63844, 68684, 81256, 111727, 127688, 137368, 223454, 323573, 446908, 647146, 893816, 1294292, 2265011, 2588584, 3559303, 4530022, 7118606, 9060044, 14237212, 18120088, 24915121, 28474424, 49830242, 99660484, 199320968]

約数ペア:

[(1, 199320968), (2, 99660484), (4, 49830242), (7, 28474424), (8, 24915121), (11, 18120088), (14, 14237212), (22, 9060044), (28, 7118606), (44, 4530022), (56, 3559303), (77, 2588584), (88, 2265011), (154, 1294292), (223, 893816), (308, 647146), (446, 446908), (616, 323573), (892, 223454), (1451, 137368), (1561, 127688), (1784, 111727), (2453, 81256), (2902, 68684), (3122, 63844), (4906, 40628), (5804, 34342), (6244, 31922), (9812, 20314), (10157, 19624), (11608, 17171), (12488, 15961)]