15280389

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 23404160

約数和(自身を除く): 8123771

約数列:

[1, 3, 9, 19, 57, 171, 193, 463, 579, 1389, 1737, 3667, 4167, 8797, 11001, 26391, 33003, 79173, 89359, 268077, 804231, 1697821, 5093463, 15280389]

約数ペア:

[(1, 15280389), (3, 5093463), (9, 1697821), (19, 804231), (57, 268077), (171, 89359), (193, 79173), (463, 33003), (579, 26391), (1389, 11001), (1737, 8797), (3667, 4167)]