15879861

素因数分解:

$3^3\times {\mathrm{727}}^1\times {\mathrm{809}}^1$

素因数の和:1545

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 7707339

約数列:

[1, 3, 9, 27, 727, 809, 2181, 2427, 6543, 7281, 19629, 21843, 588143, 1764429, 5293287, 15879861]

約数ペア:

[(1, 15879861), (3, 5293287), (9, 1764429), (27, 588143), (727, 21843), (809, 19629), (2181, 7281), (2427, 6543)]