28129136

素因数分解:

$2^4\times 7^2\times {\mathrm{35879}}^1$

素因数の和:35901

約数の個数: 30

約数和(自身を含む): 63399960

約数和(自身を除く): 35270824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 35879, 71758, 143516, 251153, 287032, 502306, 574064, 1004612, 1758071, 2009224, 3516142, 4018448, 7032284, 14064568, 28129136]

約数ペア:

[(1, 28129136), (2, 14064568), (4, 7032284), (7, 4018448), (8, 3516142), (14, 2009224), (16, 1758071), (28, 1004612), (49, 574064), (56, 502306), (98, 287032), (112, 251153), (196, 143516), (392, 71758), (784, 35879)]