527781471

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{3847}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 827473920

約数和(自身を除く): 299692449

約数列:

[1, 3, 7, 21, 47, 139, 141, 329, 417, 973, 987, 2919, 3847, 6533, 11541, 19599, 26929, 45731, 80787, 137193, 180809, 534733, 542427, 1265663, 1604199, 3743131, 3796989, 11229393, 25132451, 75397353, 175927157, 527781471]

約数ペア:

[(1, 527781471), (3, 175927157), (7, 75397353), (21, 25132451), (47, 11229393), (139, 3796989), (141, 3743131), (329, 1604199), (417, 1265663), (973, 542427), (987, 534733), (2919, 180809), (3847, 137193), (6533, 80787), (11541, 45731), (19599, 26929)]