28962808

素因数分解:

$2^3\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1663}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 62300160

約数和(自身を除く): 33337352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 311, 622, 1244, 1663, 2177, 2488, 3326, 4354, 6652, 8708, 11641, 13304, 17416, 23282, 46564, 93128, 517193, 1034386, 2068772, 3620351, 4137544, 7240702, 14481404, 28962808]

約数ペア:

[(1, 28962808), (2, 14481404), (4, 7240702), (7, 4137544), (8, 3620351), (14, 2068772), (28, 1034386), (56, 517193), (311, 93128), (622, 46564), (1244, 23282), (1663, 17416), (2177, 13304), (2488, 11641), (3326, 8708), (4354, 6652)]