2155978743

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{1031}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 3079752192

約数和(自身を除く): 923773449

約数列:

[1, 3, 17, 51, 131, 313, 393, 939, 1031, 2227, 3093, 5321, 6681, 15963, 17527, 41003, 52581, 123009, 135061, 322703, 405183, 697051, 968109, 2091153, 2296037, 5485951, 6888111, 16457853, 42274093, 126822279, 718659581, 2155978743]

約数ペア:

[(1, 2155978743), (3, 718659581), (17, 126822279), (51, 42274093), (131, 16457853), (313, 6888111), (393, 5485951), (939, 2296037), (1031, 2091153), (2227, 968109), (3093, 697051), (5321, 405183), (6681, 322703), (15963, 135061), (17527, 123009), (41003, 52581)]