28149676

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 50349600

約数和(自身を除く): 22199924

約数列:

[1, 2, 4, 73, 146, 149, 292, 298, 596, 647, 1294, 2588, 10877, 21754, 43508, 47231, 94462, 96403, 188924, 192806, 385612, 7037419, 14074838, 28149676]

約数ペア:

[(1, 28149676), (2, 14074838), (4, 7037419), (73, 385612), (146, 192806), (149, 188924), (292, 96403), (298, 94462), (596, 47231), (647, 43508), (1294, 21754), (2588, 10877)]