28578393

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{28607}}^1$

素因数の和:28653

約数の個数: 16

約数和(自身を含む): 43484160

約数和(自身を除く): 14905767

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 28607, 85821, 257463, 772389, 1058459, 3175377, 9526131, 28578393]

約数ペア:

[(1, 28578393), (3, 9526131), (9, 3175377), (27, 1058459), (37, 772389), (111, 257463), (333, 85821), (999, 28607)]