15287625

素因数分解:

$3^2\times 5^3\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 28035072

約数和(自身を除く): 12747447

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 125, 127, 225, 321, 375, 381, 535, 635, 963, 1125, 1143, 1605, 1905, 2675, 3175, 4815, 5715, 8025, 9525, 13375, 13589, 15875, 24075, 28575, 40125, 40767, 47625, 67945, 120375, 122301, 142875, 203835, 339725, 611505, 1019175, 1698625, 3057525, 5095875, 15287625]

約数ペア:

[(1, 15287625), (3, 5095875), (5, 3057525), (9, 1698625), (15, 1019175), (25, 611505), (45, 339725), (75, 203835), (107, 142875), (125, 122301), (127, 120375), (225, 67945), (321, 47625), (375, 40767), (381, 40125), (535, 28575), (635, 24075), (963, 15875), (1125, 13589), (1143, 13375), (1605, 9525), (1905, 8025), (2675, 5715), (3175, 4815)]