4905981

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1785

約数の個数: 16

約数和(自身を含む): 7339200

約数和(自身を除く): 2433219

約数列:

[1, 3, 9, 27, 109, 327, 981, 1667, 2943, 5001, 15003, 45009, 181703, 545109, 1635327, 4905981]

約数ペア:

[(1, 4905981), (3, 1635327), (9, 545109), (27, 181703), (109, 45009), (327, 15003), (981, 5001), (1667, 2943)]