247193708

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{1571}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 437519040

約数和(自身を除く): 190325332

約数列:

[1, 2, 4, 139, 278, 283, 556, 566, 1132, 1571, 3142, 6284, 39337, 78674, 157348, 218369, 436738, 444593, 873476, 889186, 1778372, 61798427, 123596854, 247193708]

約数ペア:

[(1, 247193708), (2, 123596854), (4, 61798427), (139, 1778372), (278, 889186), (283, 873476), (556, 444593), (566, 436738), (1132, 218369), (1571, 157348), (3142, 78674), (6284, 39337)]