12200787

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 19918080

約数和(自身を除く): 7717293

約数列:

[1, 3, 9, 23, 27, 37, 59, 69, 81, 111, 177, 207, 243, 333, 531, 621, 851, 999, 1357, 1593, 1863, 2183, 2553, 2997, 4071, 4779, 5589, 6549, 7659, 8991, 12213, 14337, 19647, 22977, 36639, 50209, 58941, 68931, 109917, 150627, 176823, 206793, 329751, 451881, 530469, 1355643, 4066929, 12200787]

約数ペア:

[(1, 12200787), (3, 4066929), (9, 1355643), (23, 530469), (27, 451881), (37, 329751), (59, 206793), (69, 176823), (81, 150627), (111, 109917), (177, 68931), (207, 58941), (243, 50209), (333, 36639), (531, 22977), (621, 19647), (851, 14337), (999, 12213), (1357, 8991), (1593, 7659), (1863, 6549), (2183, 5589), (2553, 4779), (2997, 4071)]