205647579

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{47903}}^1$

素因数の和:47968

約数の個数: 20

約数和(自身を含む): 313004736

約数和(自身を除く): 107357157

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 47903, 143709, 431127, 1293381, 2538859, 3880143, 7616577, 22849731, 68549193, 205647579]

約数ペア:

[(1, 205647579), (3, 68549193), (9, 22849731), (27, 7616577), (53, 3880143), (81, 2538859), (159, 1293381), (477, 431127), (1431, 143709), (4293, 47903)]