16002981

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 24769920

約数和(自身を除く): 8766939

約数列:

[1, 3, 9, 27, 37, 83, 111, 193, 249, 333, 579, 747, 999, 1737, 2241, 3071, 5211, 7141, 9213, 16019, 21423, 27639, 48057, 64269, 82917, 144171, 192807, 432513, 592703, 1778109, 5334327, 16002981]

約数ペア:

[(1, 16002981), (3, 5334327), (9, 1778109), (27, 592703), (37, 432513), (83, 192807), (111, 144171), (193, 82917), (249, 64269), (333, 48057), (579, 27639), (747, 21423), (999, 16019), (1737, 9213), (2241, 7141), (3071, 5211)]