12539691

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1039}}^1$

素因数の和:1200

約数の個数: 20

約数和(自身を含む): 18876000

約数和(自身を除く): 6336309

約数列:

[1, 3, 9, 27, 81, 149, 447, 1039, 1341, 3117, 4023, 9351, 12069, 28053, 84159, 154811, 464433, 1393299, 4179897, 12539691]

約数ペア:

[(1, 12539691), (3, 4179897), (9, 1393299), (27, 464433), (81, 154811), (149, 84159), (447, 28053), (1039, 12069), (1341, 9351), (3117, 4023)]