2509305

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1277}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 4048704

約数和(自身を除く): 1539399

約数列:

[1, 3, 5, 15, 131, 393, 655, 1277, 1965, 3831, 6385, 19155, 167287, 501861, 836435, 2509305]

約数ペア:

[(1, 2509305), (3, 836435), (5, 501861), (15, 167287), (131, 19155), (393, 6385), (655, 3831), (1277, 1965)]