7851393

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 12557376

約数和(自身を除く): 4705983

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 1117, 2343, 3351, 7029, 10053, 12287, 36861, 79307, 110583, 237921, 713763, 872377, 2617131, 7851393]

約数ペア:

[(1, 7851393), (3, 2617131), (9, 872377), (11, 713763), (33, 237921), (71, 110583), (99, 79307), (213, 36861), (639, 12287), (781, 10053), (1117, 7029), (2343, 3351)]