249841936

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{112339}}^1$

素因数の和:112486

約数の個数: 20

約数和(自身を含む): 487555600

約数和(自身を除く): 237713664

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 112339, 224678, 449356, 898712, 1797424, 15615121, 31230242, 62460484, 124920968, 249841936]

約数ペア:

[(1, 249841936), (2, 124920968), (4, 62460484), (8, 31230242), (16, 15615121), (139, 1797424), (278, 898712), (556, 449356), (1112, 224678), (2224, 112339)]