64681638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1540039}}^1$

素因数の和:1540051

約数の個数: 16

約数和(自身を含む): 147843840

約数和(自身を除く): 83162202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1540039, 3080078, 4620117, 9240234, 10780273, 21560546, 32340819, 64681638]

約数ペア:

[(1, 64681638), (2, 32340819), (3, 21560546), (6, 10780273), (7, 9240234), (14, 4620117), (21, 3080078), (42, 1540039)]