201981728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9161}}^1$

素因数の和:9237

約数の個数: 48

約数和(自身を含む): 436367736

約数和(自身を除く): 234386008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 5512, 9161, 11024, 18322, 22048, 36644, 73288, 119093, 146576, 238186, 293152, 476372, 485533, 952744, 971066, 1905488, 1942132, 3810976, 3884264, 6311929, 7768528, 12623858, 15537056, 25247716, 50495432, 100990864, 201981728]

約数ペア:

[(1, 201981728), (2, 100990864), (4, 50495432), (8, 25247716), (13, 15537056), (16, 12623858), (26, 7768528), (32, 6311929), (52, 3884264), (53, 3810976), (104, 1942132), (106, 1905488), (208, 971066), (212, 952744), (416, 485533), (424, 476372), (689, 293152), (848, 238186), (1378, 146576), (1696, 119093), (2756, 73288), (5512, 36644), (9161, 22048), (11024, 18322)]