28387935

素因数分解:

$3^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 50688000

約数和(自身を除く): 22300065

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 439, 479, 1317, 1437, 2195, 2395, 3951, 4311, 6585, 7185, 11853, 12933, 19755, 21555, 59265, 64665, 210281, 630843, 1051405, 1892529, 3154215, 5677587, 9462645, 28387935]

約数ペア:

[(1, 28387935), (3, 9462645), (5, 5677587), (9, 3154215), (15, 1892529), (27, 1051405), (45, 630843), (135, 210281), (439, 64665), (479, 59265), (1317, 21555), (1437, 19755), (2195, 12933), (2395, 11853), (3951, 7185), (4311, 6585)]