12800004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{152381}}^1$

素因数の和:152395

約数の個数: 24

約数和(自身を含む): 34133568

約数和(自身を除く): 21333564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 152381, 304762, 457143, 609524, 914286, 1066667, 1828572, 2133334, 3200001, 4266668, 6400002, 12800004]

約数ペア:

[(1, 12800004), (2, 6400002), (3, 4266668), (4, 3200001), (6, 2133334), (7, 1828572), (12, 1066667), (14, 914286), (21, 609524), (28, 457143), (42, 304762), (84, 152381)]