28338948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71563}}^1$

素因数の和:71584

約数の個数: 36

約数和(自身を含む): 78147888

約数和(自身を除く): 49808940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71563, 143126, 214689, 286252, 429378, 644067, 787193, 858756, 1288134, 1574386, 2361579, 2576268, 3148772, 4723158, 7084737, 9446316, 14169474, 28338948]

約数ペア:

[(1, 28338948), (2, 14169474), (3, 9446316), (4, 7084737), (6, 4723158), (9, 3148772), (11, 2576268), (12, 2361579), (18, 1574386), (22, 1288134), (33, 858756), (36, 787193), (44, 644067), (66, 429378), (99, 286252), (132, 214689), (198, 143126), (396, 71563)]