2581943763

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6471037}}^1$

素因数の和:6471066

約数の個数: 16

約数和(自身を含む): 4141464320

約数和(自身を除く): 1559520557

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6471037, 19413111, 45297259, 122949703, 135891777, 368849109, 860647921, 2581943763]

約数ペア:

[(1, 2581943763), (3, 860647921), (7, 368849109), (19, 135891777), (21, 122949703), (57, 45297259), (133, 19413111), (399, 6471037)]