16807539

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 26685120

約数和(自身を除く): 9877581

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 2659, 6321, 7977, 18613, 55839, 114337, 130291, 343011, 390873, 800359, 2401077, 5602513, 16807539]

約数ペア:

[(1, 16807539), (3, 5602513), (7, 2401077), (21, 800359), (43, 390873), (49, 343011), (129, 130291), (147, 114337), (301, 55839), (903, 18613), (2107, 7977), (2659, 6321)]