3988521

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1254

約数の個数: 20

約数和(自身を含む): 6108564

約数和(自身を除く): 2120043

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 1201, 3321, 3603, 10809, 32427, 49241, 97281, 147723, 443169, 1329507, 3988521]

約数ペア:

[(1, 3988521), (3, 1329507), (9, 443169), (27, 147723), (41, 97281), (81, 49241), (123, 32427), (369, 10809), (1107, 3603), (1201, 3321)]