206578638

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1639513}}^1$

素因数の和:1639528

約数の個数: 24

約数和(自身を含む): 511528368

約数和(自身を除く): 304949730

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1639513, 3279026, 4918539, 9837078, 11476591, 14755617, 22953182, 29511234, 34429773, 68859546, 103289319, 206578638]

約数ペア:

[(1, 206578638), (2, 103289319), (3, 68859546), (6, 34429773), (7, 29511234), (9, 22953182), (14, 14755617), (18, 11476591), (21, 9837078), (42, 4918539), (63, 3279026), (126, 1639513)]