13506945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 22170816

約数和(自身を除く): 8663871

約数列:

[1, 3, 5, 15, 43, 129, 215, 487, 645, 1461, 1849, 2435, 5547, 7305, 9245, 20941, 27735, 62823, 104705, 314115, 900463, 2701389, 4502315, 13506945]

約数ペア:

[(1, 13506945), (3, 4502315), (5, 2701389), (15, 900463), (43, 314115), (129, 104705), (215, 62823), (487, 27735), (645, 20941), (1461, 9245), (1849, 7305), (2435, 5547)]