1520347131

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1521869}}^1$

素因数の和:1521915

約数の個数: 16

約数和(自身を含む): 2313242400

約数和(自身を除く): 792895269

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1521869, 4565607, 13696821, 41090463, 56309153, 168927459, 506782377, 1520347131]

約数ペア:

[(1, 1520347131), (3, 506782377), (9, 168927459), (27, 56309153), (37, 41090463), (111, 13696821), (333, 4565607), (999, 1521869)]