64695489

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{1979}}^1$

素因数の和:2640

約数の個数: 16

約数和(自身を含む): 91523520

約数和(自身を除く): 26828031

約数列:

[1, 3, 17, 51, 641, 1923, 1979, 5937, 10897, 32691, 33643, 100929, 1268539, 3805617, 21565163, 64695489]

約数ペア:

[(1, 64695489), (3, 21565163), (17, 3805617), (51, 1268539), (641, 100929), (1923, 33643), (1979, 32691), (5937, 10897)]