171032967

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{19531}}^1$

素因数の和:19683

約数の個数: 24

約数和(自身を含む): 284385920

約数和(自身を除く): 113352953

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 19531, 58593, 136717, 175779, 410151, 1230453, 2714809, 8144427, 19003663, 24433281, 57010989, 171032967]

約数ペア:

[(1, 171032967), (3, 57010989), (7, 24433281), (9, 19003663), (21, 8144427), (63, 2714809), (139, 1230453), (417, 410151), (973, 175779), (1251, 136717), (2919, 58593), (8757, 19531)]