5405785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 8524800

約数和(自身を除く): 3119015

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 739, 1045, 1463, 3695, 5173, 7315, 8129, 14041, 25865, 40645, 56903, 70205, 98287, 154451, 284515, 491435, 772255, 1081157, 5405785]

約数ペア:

[(1, 5405785), (5, 1081157), (7, 772255), (11, 491435), (19, 284515), (35, 154451), (55, 98287), (77, 70205), (95, 56903), (133, 40645), (209, 25865), (385, 14041), (665, 8129), (739, 7315), (1045, 5173), (1463, 3695)]