16285779

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{11827}}^1$

素因数の和:11856

約数の個数: 20

約数和(自身を含む): 25761384

約数和(自身を除く): 9475605

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 11827, 35481, 106443, 201059, 319329, 603177, 957987, 1809531, 5428593, 16285779]

約数ペア:

[(1, 16285779), (3, 5428593), (9, 1809531), (17, 957987), (27, 603177), (51, 319329), (81, 201059), (153, 106443), (459, 35481), (1377, 11827)]