71381954

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137803}}^1$

素因数の和:137849

約数の個数: 16

約数和(自身を含む): 125677248

約数和(自身を除く): 54295294

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 137803, 275606, 964621, 1929242, 5098711, 10197422, 35690977, 71381954]

約数ペア:

[(1, 71381954), (2, 35690977), (7, 10197422), (14, 5098711), (37, 1929242), (74, 964621), (259, 275606), (518, 137803)]