287440021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{3257}}^1$

素因数の和:3452

約数の個数: 16

約数和(自身を含む): 320899968

約数和(自身を除く): 33459947

約数列:

[1, 11, 71, 113, 781, 1243, 3257, 8023, 35827, 88253, 231247, 368041, 2543717, 4048451, 26130911, 287440021]

約数ペア:

[(1, 287440021), (11, 26130911), (71, 4048451), (113, 2543717), (781, 368041), (1243, 231247), (3257, 88253), (8023, 35827)]