2857653

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 4276800

約数和(自身を除く): 1419147

約数列:

[1, 3, 9, 27, 109, 327, 971, 981, 2913, 2943, 8739, 26217, 105839, 317517, 952551, 2857653]

約数ペア:

[(1, 2857653), (3, 952551), (9, 317517), (27, 105839), (109, 26217), (327, 8739), (971, 2943), (981, 2913)]