15206859

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 24596880

約数和(自身を除く): 9390021

約数列:

[1, 3, 9, 19, 27, 41, 57, 81, 123, 171, 241, 369, 513, 723, 779, 1107, 1539, 2169, 2337, 3321, 4579, 6507, 7011, 9881, 13737, 19521, 21033, 29643, 41211, 63099, 88929, 123633, 187739, 266787, 370899, 563217, 800361, 1689651, 5068953, 15206859]

約数ペア:

[(1, 15206859), (3, 5068953), (9, 1689651), (19, 800361), (27, 563217), (41, 370899), (57, 266787), (81, 187739), (123, 123633), (171, 88929), (241, 63099), (369, 41211), (513, 29643), (723, 21033), (779, 19521), (1107, 13737), (1539, 9881), (2169, 7011), (2337, 6507), (3321, 4579)]