203440977

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{47389}}^1$

素因数の和:47454

約数の個数: 20

約数和(自身を含む): 309646260

約数和(自身を除く): 106205283

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 47389, 142167, 426501, 1279503, 2511617, 3838509, 7534851, 22604553, 67813659, 203440977]

約数ペア:

[(1, 203440977), (3, 67813659), (9, 22604553), (27, 7534851), (53, 3838509), (81, 2511617), (159, 1279503), (477, 426501), (1431, 142167), (4293, 47389)]