1680492009

素因数分解:

$3^1\times 7^1\times {\mathrm{4241}}^1\times {\mathrm{18869}}^1$

素因数の和:23120

約数の個数: 16

約数和(自身を含む): 2561489280

約数和(自身を除く): 880997271

約数列:

[1, 3, 7, 21, 4241, 12723, 18869, 29687, 56607, 89061, 132083, 396249, 80023429, 240070287, 560164003, 1680492009]

約数ペア:

[(1, 1680492009), (3, 560164003), (7, 240070287), (21, 80023429), (4241, 396249), (12723, 132083), (18869, 89061), (29687, 56607)]