55372821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1433

約数の個数: 32

約数和(自身を含む): 89717760

約数和(自身を除く): 34344939

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 1297, 2033, 2247, 3891, 6099, 9079, 14231, 24643, 27237, 42693, 73929, 138779, 172501, 416337, 517503, 971453, 2636801, 2914359, 7910403, 18457607, 55372821]

約数ペア:

[(1, 55372821), (3, 18457607), (7, 7910403), (19, 2914359), (21, 2636801), (57, 971453), (107, 517503), (133, 416337), (321, 172501), (399, 138779), (749, 73929), (1297, 42693), (2033, 27237), (2247, 24643), (3891, 14231), (6099, 9079)]