2175327

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 4063488

約数和(自身を除く): 1888161

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 73, 77, 99, 129, 219, 231, 301, 387, 473, 511, 657, 693, 803, 903, 1419, 1533, 2409, 2709, 3139, 3311, 4257, 4599, 5621, 7227, 9417, 9933, 16863, 21973, 28251, 29799, 34529, 50589, 65919, 103587, 197757, 241703, 310761, 725109, 2175327]

約数ペア:

[(1, 2175327), (3, 725109), (7, 310761), (9, 241703), (11, 197757), (21, 103587), (33, 65919), (43, 50589), (63, 34529), (73, 29799), (77, 28251), (99, 21973), (129, 16863), (219, 9933), (231, 9417), (301, 7227), (387, 5621), (473, 4599), (511, 4257), (657, 3311), (693, 3139), (803, 2709), (903, 2409), (1419, 1533)]