16128945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{51203}}^1$

素因数の和:51221

約数の個数: 24

約数和(自身を含む): 31951296

約数和(自身を除く): 15822351

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 51203, 153609, 256015, 358421, 460827, 768045, 1075263, 1792105, 2304135, 3225789, 5376315, 16128945]

約数ペア:

[(1, 16128945), (3, 5376315), (5, 3225789), (7, 2304135), (9, 1792105), (15, 1075263), (21, 768045), (35, 460827), (45, 358421), (63, 256015), (105, 153609), (315, 51203)]