28709874

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 66094080

約数和(自身を除く): 37384206

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 127, 171, 254, 342, 381, 661, 762, 1143, 1322, 1983, 2286, 2413, 3966, 4826, 5949, 7239, 11898, 12559, 14478, 21717, 25118, 37677, 43434, 75354, 83947, 113031, 167894, 226062, 251841, 503682, 755523, 1511046, 1594993, 3189986, 4784979, 9569958, 14354937, 28709874]

約数ペア:

[(1, 28709874), (2, 14354937), (3, 9569958), (6, 4784979), (9, 3189986), (18, 1594993), (19, 1511046), (38, 755523), (57, 503682), (114, 251841), (127, 226062), (171, 167894), (254, 113031), (342, 83947), (381, 75354), (661, 43434), (762, 37677), (1143, 25118), (1322, 21717), (1983, 14478), (2286, 12559), (2413, 11898), (3966, 7239), (4826, 5949)]