28668892

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1549}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 57461600

約数和(自身を除く): 28792708

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 1549, 2644, 3098, 4627, 6196, 9254, 10843, 18508, 21686, 43372, 1023889, 2047778, 4095556, 7167223, 14334446, 28668892]

約数ペア:

[(1, 28668892), (2, 14334446), (4, 7167223), (7, 4095556), (14, 2047778), (28, 1023889), (661, 43372), (1322, 21686), (1549, 18508), (2644, 10843), (3098, 9254), (4627, 6196)]