81535874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{809}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 146499840

約数和(自身を除く): 64963966

約数列:

[1, 2, 7, 14, 23, 46, 161, 313, 322, 626, 809, 1618, 2191, 4382, 5663, 7199, 11326, 14398, 18607, 37214, 50393, 100786, 130249, 253217, 260498, 506434, 1772519, 3545038, 5823991, 11647982, 40767937, 81535874]

約数ペア:

[(1, 81535874), (2, 40767937), (7, 11647982), (14, 5823991), (23, 3545038), (46, 1772519), (161, 506434), (313, 260498), (322, 253217), (626, 130249), (809, 100786), (1618, 50393), (2191, 37214), (4382, 18607), (5663, 14398), (7199, 11326)]