12671991

素因数分解:

$3^3\times {\mathrm{181}}^1\times {\mathrm{2593}}^1$

素因数の和:2783

約数の個数: 16

約数和(自身を含む): 18884320

約数和(自身を除く): 6212329

約数列:

[1, 3, 9, 27, 181, 543, 1629, 2593, 4887, 7779, 23337, 70011, 469333, 1407999, 4223997, 12671991]

約数ペア:

[(1, 12671991), (3, 4223997), (9, 1407999), (27, 469333), (181, 70011), (543, 23337), (1629, 7779), (2593, 4887)]