13040755

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28661}}^1$

素因数の和:28686

約数の個数: 16

約数和(自身を含む): 19260864

約数和(自身を除く): 6220109

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 28661, 143305, 200627, 372593, 1003135, 1862965, 2608151, 13040755]

約数ペア:

[(1, 13040755), (5, 2608151), (7, 1862965), (13, 1003135), (35, 372593), (65, 200627), (91, 143305), (455, 28661)]