9921175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 13749120

約数和(自身を除く): 3827945

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 839, 1075, 2365, 4195, 9229, 11825, 20975, 36077, 46145, 180385, 230725, 396847, 901925, 1984235, 9921175]

約数ペア:

[(1, 9921175), (5, 1984235), (11, 901925), (25, 396847), (43, 230725), (55, 180385), (215, 46145), (275, 36077), (473, 20975), (839, 11825), (1075, 9229), (2365, 4195)]