138728672

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{31189}}^1$

素因数の和:31338

約数の個数: 24

約数和(自身を含む): 275095800

約数和(自身を除く): 136367128

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 31189, 62378, 124756, 249512, 499024, 998048, 4335271, 8670542, 17341084, 34682168, 69364336, 138728672]

約数ペア:

[(1, 138728672), (2, 69364336), (4, 34682168), (8, 17341084), (16, 8670542), (32, 4335271), (139, 998048), (278, 499024), (556, 249512), (1112, 124756), (2224, 62378), (4448, 31189)]