220159539

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{14083}}^1$

素因数の和:14288

約数の個数: 20

約数和(自身を含む): 330607816

約数和(自身を除く): 110448277

約数列:

[1, 3, 9, 27, 81, 193, 579, 1737, 5211, 14083, 15633, 42249, 126747, 380241, 1140723, 2718019, 8154057, 24462171, 73386513, 220159539]

約数ペア:

[(1, 220159539), (3, 73386513), (9, 24462171), (27, 8154057), (81, 2718019), (193, 1140723), (579, 380241), (1737, 126747), (5211, 42249), (14083, 15633)]