28713508

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1201}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 51830240

約数和(自身を除く): 23116732

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 1201, 2402, 4804, 5977, 11954, 23908, 51643, 103286, 166939, 206572, 333878, 667756, 7178377, 14356754, 28713508]

約数ペア:

[(1, 28713508), (2, 14356754), (4, 7178377), (43, 667756), (86, 333878), (139, 206572), (172, 166939), (278, 103286), (556, 51643), (1201, 23908), (2402, 11954), (4804, 5977)]