28615059

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 21151341

約数列:

[1, 3, 9, 11, 23, 27, 33, 59, 69, 71, 99, 177, 207, 213, 253, 297, 531, 621, 639, 649, 759, 781, 1357, 1593, 1633, 1917, 1947, 2277, 2343, 4071, 4189, 4899, 5841, 6831, 7029, 12213, 12567, 14697, 14927, 17523, 17963, 21087, 36639, 37701, 44091, 44781, 46079, 53889, 96347, 113103, 134343, 138237, 161667, 289041, 403029, 414711, 485001, 867123, 1059817, 1244133, 2601369, 3179451, 9538353, 28615059]

約数ペア:

[(1, 28615059), (3, 9538353), (9, 3179451), (11, 2601369), (23, 1244133), (27, 1059817), (33, 867123), (59, 485001), (69, 414711), (71, 403029), (99, 289041), (177, 161667), (207, 138237), (213, 134343), (253, 113103), (297, 96347), (531, 53889), (621, 46079), (639, 44781), (649, 44091), (759, 37701), (781, 36639), (1357, 21087), (1593, 17963), (1633, 17523), (1917, 14927), (1947, 14697), (2277, 12567), (2343, 12213), (4071, 7029), (4189, 6831), (4899, 5841)]