208369827

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{45131}}^1$

素因数の和:45165

約数の個数: 24

約数和(自身を含む): 328560960

約数和(自身を除く): 120191133

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 45131, 135393, 406179, 857489, 1218537, 2572467, 3655611, 7717401, 10966833, 23152203, 69456609, 208369827]

約数ペア:

[(1, 208369827), (3, 69456609), (9, 23152203), (19, 10966833), (27, 7717401), (57, 3655611), (81, 2572467), (171, 1218537), (243, 857489), (513, 406179), (1539, 135393), (4617, 45131)]