253924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 504000

約数和(自身を除く): 250076

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 199, 319, 398, 638, 796, 1276, 2189, 4378, 5771, 8756, 11542, 23084, 63481, 126962, 253924]

約数ペア:

[(1, 253924), (2, 126962), (4, 63481), (11, 23084), (22, 11542), (29, 8756), (44, 5771), (58, 4378), (116, 2189), (199, 1276), (319, 796), (398, 638)]