81541212

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{51871}}^1$

素因数の和:52009

約数の個数: 24

約数和(自身を含む): 191718912

約数和(自身を除く): 110177700

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 51871, 103742, 155613, 207484, 311226, 622452, 6795101, 13590202, 20385303, 27180404, 40770606, 81541212]

約数ペア:

[(1, 81541212), (2, 40770606), (3, 27180404), (4, 20385303), (6, 13590202), (12, 6795101), (131, 622452), (262, 311226), (393, 207484), (524, 155613), (786, 103742), (1572, 51871)]