205885155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19037}}^1$

素因数の和:19155

約数の個数: 32

約数和(自身を含む): 380150784

約数和(自身を除く): 174265629

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 10815, 19037, 57111, 95185, 133259, 285555, 399777, 666295, 1960811, 1998885, 5882433, 9804055, 13725677, 29412165, 41177031, 68628385, 205885155]

約数ペア:

[(1, 205885155), (3, 68628385), (5, 41177031), (7, 29412165), (15, 13725677), (21, 9804055), (35, 5882433), (103, 1998885), (105, 1960811), (309, 666295), (515, 399777), (721, 285555), (1545, 133259), (2163, 95185), (3605, 57111), (10815, 19037)]