2783646081

素因数分解:

$3^4\times {\mathrm{2647}}^1\times {\mathrm{12983}}^1$

素因数の和:15642

約数の個数: 20

約数和(自身を含む): 4160177472

約数和(自身を除く): 1376531391

約数列:

[1, 3, 9, 27, 81, 2647, 7941, 12983, 23823, 38949, 71469, 116847, 214407, 350541, 1051623, 34366001, 103098003, 309294009, 927882027, 2783646081]

約数ペア:

[(1, 2783646081), (3, 927882027), (9, 309294009), (27, 103098003), (81, 34366001), (2647, 1051623), (7941, 350541), (12983, 214407), (23823, 116847), (38949, 71469)]