56481905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 75769344

約数和(自身を除く): 19287439

約数列:

[1, 5, 17, 23, 85, 115, 167, 173, 391, 835, 865, 1955, 2839, 2941, 3841, 3979, 14195, 14705, 19205, 19895, 28891, 65297, 67643, 144455, 326485, 338215, 491147, 664493, 2455735, 3322465, 11296381, 56481905]

約数ペア:

[(1, 56481905), (5, 11296381), (17, 3322465), (23, 2455735), (85, 664493), (115, 491147), (167, 338215), (173, 326485), (391, 144455), (835, 67643), (865, 65297), (1955, 28891), (2839, 19895), (2941, 19205), (3841, 14705), (3979, 14195)]