1330296777

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{278363}}^1$

素因数の和:278434

約数の個数: 20

約数和(自身を含む): 2020922640

約数和(自身を除く): 690625863

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 278363, 835089, 2505267, 7515801, 16423417, 22547403, 49270251, 147810753, 443432259, 1330296777]

約数ペア:

[(1, 1330296777), (3, 443432259), (9, 147810753), (27, 49270251), (59, 22547403), (81, 16423417), (177, 7515801), (531, 2505267), (1593, 835089), (4779, 278363)]