22228775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 29444544

約数和(自身を除く): 7215769

約数列:

[1, 5, 17, 25, 85, 193, 271, 425, 965, 1355, 3281, 4607, 4825, 6775, 16405, 23035, 52303, 82025, 115175, 261515, 889151, 1307575, 4445755, 22228775]

約数ペア:

[(1, 22228775), (5, 4445755), (17, 1307575), (25, 889151), (85, 261515), (193, 115175), (271, 82025), (425, 52303), (965, 23035), (1355, 16405), (3281, 6775), (4607, 4825)]