12811638

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43577}}^1$

素因数の和:43596

約数の個数: 24

約数和(自身を含む): 29807352

約数和(自身を除く): 16995714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 43577, 87154, 130731, 261462, 305039, 610078, 915117, 1830234, 2135273, 4270546, 6405819, 12811638]

約数ペア:

[(1, 12811638), (2, 6405819), (3, 4270546), (6, 2135273), (7, 1830234), (14, 915117), (21, 610078), (42, 305039), (49, 261462), (98, 130731), (147, 87154), (294, 43577)]