9859131

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 15321600

約数和(自身を除く): 5462469

約数列:

[1, 3, 9, 27, 37, 71, 111, 139, 213, 333, 417, 639, 999, 1251, 1917, 2627, 3753, 5143, 7881, 9869, 15429, 23643, 29607, 46287, 70929, 88821, 138861, 266463, 365153, 1095459, 3286377, 9859131]

約数ペア:

[(1, 9859131), (3, 3286377), (9, 1095459), (27, 365153), (37, 266463), (71, 138861), (111, 88821), (139, 70929), (213, 46287), (333, 29607), (417, 23643), (639, 15429), (999, 9869), (1251, 7881), (1917, 5143), (2627, 3753)]