128569827

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{479}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 192153600

約数和(自身を除く): 63583773

約数列:

[1, 3, 17, 19, 51, 57, 277, 323, 479, 831, 969, 1437, 4709, 5263, 8143, 9101, 14127, 15789, 24429, 27303, 89471, 132683, 154717, 268413, 398049, 464151, 2255611, 2520977, 6766833, 7562931, 42856609, 128569827]

約数ペア:

[(1, 128569827), (3, 42856609), (17, 7562931), (19, 6766833), (51, 2520977), (57, 2255611), (277, 464151), (323, 398049), (479, 268413), (831, 154717), (969, 132683), (1437, 89471), (4709, 27303), (5263, 24429), (8143, 15789), (9101, 14127)]