87961839063

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{220455737}}^1$

素因数の和:220455766

約数の個数: 16

約数和(自身を含む): 141091672320

約数和(自身を除く): 53129833257

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 220455737, 661367211, 1543190159, 4188659003, 4629570477, 12565977009, 29320613021, 87961839063]

約数ペア:

[(1, 87961839063), (3, 29320613021), (7, 12565977009), (19, 4629570477), (21, 4188659003), (57, 1543190159), (133, 661367211), (399, 220455737)]