28539745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10211}}^1$

素因数の和:10272

約数の個数: 16

約数和(自身を含む): 37743552

約数和(自身を除く): 9203807

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 10211, 51055, 132743, 439073, 663715, 2195365, 5707949, 28539745]

約数ペア:

[(1, 28539745), (5, 5707949), (13, 2195365), (43, 663715), (65, 439073), (215, 132743), (559, 51055), (2795, 10211)]