31317531

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7727}}^1$

素因数の和:7930

約数の個数: 16

約数和(自身を含む): 47975424

約数和(自身を除く): 16657893

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 7727, 23181, 54089, 162267, 1491311, 4473933, 10439177, 31317531]

約数ペア:

[(1, 31317531), (3, 10439177), (7, 4473933), (21, 1491311), (193, 162267), (579, 54089), (1351, 23181), (4053, 7727)]