31626027

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 47443968

約数和(自身を除く): 15817941

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 1151, 3053, 3453, 9159, 10359, 27477, 49493, 81721, 148479, 245163, 445437, 735489, 3514003, 10542009, 31626027]

約数ペア:

[(1, 31626027), (3, 10542009), (9, 3514003), (43, 735489), (71, 445437), (129, 245163), (213, 148479), (387, 81721), (639, 49493), (1151, 27477), (3053, 10359), (3453, 9159)]