28575423

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{2693}}^1$

素因数の和:2836

約数の個数: 20

約数和(自身を含む): 43028568

約数和(自身を除く): 14453145

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 2693, 3537, 8079, 10611, 24237, 72711, 218133, 352783, 1058349, 3175047, 9525141, 28575423]

約数ペア:

[(1, 28575423), (3, 9525141), (9, 3175047), (27, 1058349), (81, 352783), (131, 218133), (393, 72711), (1179, 24237), (2693, 10611), (3537, 8079)]