199854325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16901}}^1$

素因数の和:16965

約数の個数: 24

約数和(自身を含む): 276651936

約数和(自身を除く): 76797611

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 2365, 11825, 16901, 84505, 185911, 422525, 726743, 929555, 3633715, 4647775, 7994173, 18168575, 39970865, 199854325]

約数ペア:

[(1, 199854325), (5, 39970865), (11, 18168575), (25, 7994173), (43, 4647775), (55, 3633715), (215, 929555), (275, 726743), (473, 422525), (1075, 185911), (2365, 84505), (11825, 16901)]