9874143

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1028

約数の個数: 20

約数和(自身を含む): 14873320

約数和(自身を除く): 4999177

約数列:

[1, 3, 9, 27, 81, 139, 417, 877, 1251, 2631, 3753, 7893, 11259, 23679, 71037, 121903, 365709, 1097127, 3291381, 9874143]

約数ペア:

[(1, 9874143), (3, 3291381), (9, 1097127), (27, 365709), (81, 121903), (139, 71037), (417, 23679), (877, 11259), (1251, 7893), (2631, 3753)]