15666852590

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9978887}}^1$

素因数の和:9979051

約数の個数: 16

約数和(自身を含む): 28379957472

約数和(自身を除く): 12713104882

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 9978887, 19957774, 49894435, 99788870, 1566685259, 3133370518, 7833426295, 15666852590]

約数ペア:

[(1, 15666852590), (2, 7833426295), (5, 3133370518), (10, 1566685259), (157, 99788870), (314, 49894435), (785, 19957774), (1570, 9978887)]