28145768

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{523}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 62439840

約数和(自身を除く): 34294072

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 523, 868, 961, 1046, 1736, 1922, 2092, 3661, 3844, 4184, 6727, 7322, 7688, 13454, 14644, 16213, 26908, 29288, 32426, 53816, 64852, 113491, 129704, 226982, 453964, 502603, 907928, 1005206, 2010412, 3518221, 4020824, 7036442, 14072884, 28145768]

約数ペア:

[(1, 28145768), (2, 14072884), (4, 7036442), (7, 4020824), (8, 3518221), (14, 2010412), (28, 1005206), (31, 907928), (56, 502603), (62, 453964), (124, 226982), (217, 129704), (248, 113491), (434, 64852), (523, 53816), (868, 32426), (961, 29288), (1046, 26908), (1736, 16213), (1922, 14644), (2092, 13454), (3661, 7688), (3844, 7322), (4184, 6727)]