28383894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20479}}^1$

素因数の和:20505

約数の個数: 48

約数和(自身を含む): 76677120

約数和(自身を除く): 48293226

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 20479, 40958, 61437, 122874, 143353, 184311, 225269, 286706, 368622, 430059, 450538, 675807, 860118, 1290177, 1351614, 1576883, 2027421, 2580354, 3153766, 4054842, 4730649, 9461298, 14191947, 28383894]

約数ペア:

[(1, 28383894), (2, 14191947), (3, 9461298), (6, 4730649), (7, 4054842), (9, 3153766), (11, 2580354), (14, 2027421), (18, 1576883), (21, 1351614), (22, 1290177), (33, 860118), (42, 675807), (63, 450538), (66, 430059), (77, 368622), (99, 286706), (126, 225269), (154, 184311), (198, 143353), (231, 122874), (462, 61437), (693, 40958), (1386, 20479)]