81054393

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{9437}}^1$

素因数の和:9856

約数の個数: 16

約数和(自身を含む): 123826560

約数和(自身を除く): 42772167

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 8589, 9437, 28311, 66059, 198177, 3859733, 11579199, 27018131, 81054393]

約数ペア:

[(1, 81054393), (3, 27018131), (7, 11579199), (21, 3859733), (409, 198177), (1227, 66059), (2863, 28311), (8589, 9437)]