27898794

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20129}}^1$

素因数の和:20155

約数の個数: 48

約数和(自身を含む): 75366720

約数和(自身を除く): 47467926

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, 20129, 40258, 60387, 120774, 140903, 181161, 221419, 281806, 362322, 422709, 442838, 664257, 845418, 1268127, 1328514, 1549933, 1992771, 2536254, 3099866, 3985542, 4649799, 9299598, 13949397, 27898794]

約数ペア:

[(1, 27898794), (2, 13949397), (3, 9299598), (6, 4649799), (7, 3985542), (9, 3099866), (11, 2536254), (14, 1992771), (18, 1549933), (21, 1328514), (22, 1268127), (33, 845418), (42, 664257), (63, 442838), (66, 422709), (77, 362322), (99, 281806), (126, 221419), (154, 181161), (198, 140903), (231, 120774), (462, 60387), (693, 40258), (1386, 20129)]