205720417

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{12437}}^1$

素因数の和:12600

約数の個数: 16

約数和(自身を含む): 250750080

約数和(自身を除く): 45029663

約数列:

[1, 7, 17, 119, 139, 973, 2363, 12437, 16541, 87059, 211429, 1480003, 1728743, 12101201, 29388631, 205720417]

約数ペア:

[(1, 205720417), (7, 29388631), (17, 12101201), (119, 1728743), (139, 1480003), (973, 211429), (2363, 87059), (12437, 16541)]