17891361

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 29248128

約数和(自身を除く): 11356767

約数列:

[1, 3, 9, 17, 27, 51, 61, 71, 81, 153, 183, 213, 243, 459, 549, 639, 1037, 1207, 1377, 1647, 1917, 3111, 3621, 4131, 4331, 4941, 5751, 9333, 10863, 12993, 14823, 17253, 27999, 32589, 38979, 73627, 83997, 97767, 116937, 220881, 251991, 293301, 350811, 662643, 1052433, 1987929, 5963787, 17891361]

約数ペア:

[(1, 17891361), (3, 5963787), (9, 1987929), (17, 1052433), (27, 662643), (51, 350811), (61, 293301), (71, 251991), (81, 220881), (153, 116937), (183, 97767), (213, 83997), (243, 73627), (459, 38979), (549, 32589), (639, 27999), (1037, 17253), (1207, 14823), (1377, 12993), (1647, 10863), (1917, 9333), (3111, 5751), (3621, 4941), (4131, 4331)]