28201249

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 2667743

約数列:

[1, 17, 43, 173, 223, 731, 2941, 3791, 7439, 9589, 38579, 126463, 163013, 655843, 1658897, 28201249]

約数ペア:

[(1, 28201249), (17, 1658897), (43, 655843), (173, 163013), (223, 126463), (731, 38579), (2941, 9589), (3791, 7439)]