978408

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 2695680

約数和(自身を除く): 1717272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 127, 214, 254, 321, 381, 428, 508, 642, 762, 856, 963, 1016, 1143, 1284, 1524, 1926, 2286, 2568, 3048, 3852, 4572, 7704, 9144, 13589, 27178, 40767, 54356, 81534, 108712, 122301, 163068, 244602, 326136, 489204, 978408]

約数ペア:

[(1, 978408), (2, 489204), (3, 326136), (4, 244602), (6, 163068), (8, 122301), (9, 108712), (12, 81534), (18, 54356), (24, 40767), (36, 27178), (72, 13589), (107, 9144), (127, 7704), (214, 4572), (254, 3852), (321, 3048), (381, 2568), (428, 2286), (508, 1926), (642, 1524), (762, 1284), (856, 1143), (963, 1016)]