219222717

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{7727}}^1$

素因数の和:7937

約数の個数: 24

約数和(自身を含む): 341824896

約数和(自身を除く): 122602179

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 1351, 4053, 7727, 9457, 23181, 28371, 54089, 162267, 378623, 1135869, 1491311, 4473933, 10439177, 31317531, 73074239, 219222717]

約数ペア:

[(1, 219222717), (3, 73074239), (7, 31317531), (21, 10439177), (49, 4473933), (147, 1491311), (193, 1135869), (579, 378623), (1351, 162267), (4053, 54089), (7727, 28371), (9457, 23181)]