271484787

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{6359}}^1$

素因数の和:6495

約数の個数: 32

約数和(自身を含む): 439603200

約数和(自身を除く): 168118413

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 2033, 2247, 6099, 6359, 14231, 19077, 42693, 44513, 120821, 133539, 362463, 680413, 845747, 2041239, 2537241, 4762891, 12927847, 14288673, 38783541, 90494929, 271484787]

約数ペア:

[(1, 271484787), (3, 90494929), (7, 38783541), (19, 14288673), (21, 12927847), (57, 4762891), (107, 2537241), (133, 2041239), (321, 845747), (399, 680413), (749, 362463), (2033, 133539), (2247, 120821), (6099, 44513), (6359, 42693), (14231, 19077)]