28668885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16061}}^1$

素因数の和:16093

約数の個数: 32

約数和(自身を含む): 55510272

約数和(自身を除く): 26841387

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 16061, 48183, 80305, 112427, 240915, 273037, 337281, 562135, 819111, 1365185, 1686405, 1911259, 4095555, 5733777, 9556295, 28668885]

約数ペア:

[(1, 28668885), (3, 9556295), (5, 5733777), (7, 4095555), (15, 1911259), (17, 1686405), (21, 1365185), (35, 819111), (51, 562135), (85, 337281), (105, 273037), (119, 240915), (255, 112427), (357, 80305), (595, 48183), (1785, 16061)]