219871311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{141761}}^1$

素因数の和:141822

約数の個数: 16

約数和(自身を含む): 326619648

約数和(自身を除く): 106748337

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 141761, 425283, 1559371, 4678113, 6662767, 19988301, 73290437, 219871311]

約数ペア:

[(1, 219871311), (3, 73290437), (11, 19988301), (33, 6662767), (47, 4678113), (141, 1559371), (517, 425283), (1551, 141761)]