207939676

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{76561}}^1$

素因数の和:76669

約数の個数: 24

約数和(自身を含む): 420172256

約数和(自身を除く): 212232580

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 76561, 153122, 306244, 535927, 1071854, 2143708, 7426417, 14852834, 29705668, 51984919, 103969838, 207939676]

約数ペア:

[(1, 207939676), (2, 103969838), (4, 51984919), (7, 29705668), (14, 14852834), (28, 7426417), (97, 2143708), (194, 1071854), (388, 535927), (679, 306244), (1358, 153122), (2716, 76561)]