28471755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{146009}}^1$

素因数の和:146030

約数の個数: 16

約数和(自身を含む): 49059360

約数和(自身を除く): 20587605

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 146009, 438027, 730045, 1898117, 2190135, 5694351, 9490585, 28471755]

約数ペア:

[(1, 28471755), (3, 9490585), (5, 5694351), (13, 2190135), (15, 1898117), (39, 730045), (65, 438027), (195, 146009)]