388623717

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 583680000

約数和(自身を除く): 195056283

約数列:

[1, 3, 9, 27, 151, 199, 453, 479, 597, 1359, 1437, 1791, 4077, 4311, 5373, 12933, 30049, 72329, 90147, 95321, 216987, 270441, 285963, 650961, 811323, 857889, 1952883, 2573667, 14393471, 43180413, 129541239, 388623717]

約数ペア:

[(1, 388623717), (3, 129541239), (9, 43180413), (27, 14393471), (151, 2573667), (199, 1952883), (453, 857889), (479, 811323), (597, 650961), (1359, 285963), (1437, 270441), (1791, 216987), (4077, 95321), (4311, 90147), (5373, 72329), (12933, 30049)]