28640276

素因数分解:

$2^2\times 7^1\times {\mathrm{941}}^1\times {\mathrm{1087}}^1$

素因数の和:2039

約数の個数: 24

約数和(自身を含む): 57394176

約数和(自身を除く): 28753900

約数列:

[1, 2, 4, 7, 14, 28, 941, 1087, 1882, 2174, 3764, 4348, 6587, 7609, 13174, 15218, 26348, 30436, 1022867, 2045734, 4091468, 7160069, 14320138, 28640276]

約数ペア:

[(1, 28640276), (2, 14320138), (4, 7160069), (7, 4091468), (14, 2045734), (28, 1022867), (941, 30436), (1087, 26348), (1882, 15218), (2174, 13174), (3764, 7609), (4348, 6587)]