201780604857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139834099}}^1$

素因数の和:139834152

約数の個数: 16

約数和(自身を含む): 297566964800

約数和(自身を除く): 95786359943

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 139834099, 419502297, 1817843287, 5173861663, 5453529861, 15521584989, 67260201619, 201780604857]

約数ペア:

[(1, 201780604857), (3, 67260201619), (13, 15521584989), (37, 5453529861), (39, 5173861663), (111, 1817843287), (481, 419502297), (1443, 139834099)]