52509891

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17989}}^1$

素因数の和:18138

約数の個数: 16

約数和(自身を含む): 80595200

約数和(自身を除く): 28085309

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 17989, 53967, 125923, 377769, 2500471, 7501413, 17503297, 52509891]

約数ペア:

[(1, 52509891), (3, 17503297), (7, 7501413), (21, 2500471), (139, 377769), (417, 125923), (973, 53967), (2919, 17989)]