13049019

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{2269}}^1$

素因数の和:2352

約数の個数: 20

約数和(自身を含む): 19776240

約数和(自身を除く): 6727221

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 2269, 5751, 6807, 20421, 61263, 161099, 183789, 483297, 1449891, 4349673, 13049019]

約数ペア:

[(1, 13049019), (3, 4349673), (9, 1449891), (27, 483297), (71, 183789), (81, 161099), (213, 61263), (639, 20421), (1917, 6807), (2269, 5751)]