201559419

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{1913}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 304555680

約数和(自身を除く): 102996261

約数列:

[1, 3, 9, 23, 69, 207, 509, 1527, 1913, 4581, 5739, 11707, 17217, 35121, 43999, 105363, 131997, 395991, 973717, 2921151, 8763453, 22395491, 67186473, 201559419]

約数ペア:

[(1, 201559419), (3, 67186473), (9, 22395491), (23, 8763453), (69, 2921151), (207, 973717), (509, 395991), (1527, 131997), (1913, 105363), (4581, 43999), (5739, 35121), (11707, 17217)]