515708289

素因数分解:

$3^4\times {\mathrm{1109}}^1\times {\mathrm{5741}}^1$

素因数の和:6862

約数の個数: 20

約数和(自身を含む): 771208020

約数和(自身を除く): 255499731

約数列:

[1, 3, 9, 27, 81, 1109, 3327, 5741, 9981, 17223, 29943, 51669, 89829, 155007, 465021, 6366769, 19100307, 57300921, 171902763, 515708289]

約数ペア:

[(1, 515708289), (3, 171902763), (9, 57300921), (27, 19100307), (81, 6366769), (1109, 465021), (3327, 155007), (5741, 89829), (9981, 51669), (17223, 29943)]