2787245495

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1\times {\mathrm{19739}}^1$

素因数の和:20686

約数の個数: 16

約数和(自身を含む): 3456552960

約数和(自身を除く): 669307465

約数列:

[1, 5, 31, 155, 911, 4555, 19739, 28241, 98695, 141205, 611909, 3059545, 17982229, 89911145, 557449099, 2787245495]

約数ペア:

[(1, 2787245495), (5, 557449099), (31, 89911145), (155, 17982229), (911, 3059545), (4555, 611909), (19739, 141205), (28241, 98695)]