51857897

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 68140800

約数和(自身を除く): 16282903

約数列:

[1, 7, 13, 19, 89, 91, 133, 247, 337, 623, 1157, 1691, 1729, 2359, 4381, 6403, 8099, 11837, 21983, 29993, 30667, 44821, 83239, 153881, 209951, 389909, 569867, 582673, 2729363, 3989069, 7408271, 51857897]

約数ペア:

[(1, 51857897), (7, 7408271), (13, 3989069), (19, 2729363), (89, 582673), (91, 569867), (133, 389909), (247, 209951), (337, 153881), (623, 83239), (1157, 44821), (1691, 30667), (1729, 29993), (2359, 21983), (4381, 11837), (6403, 8099)]