272978991

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{63587}}^1$

素因数の和:63652

約数の個数: 20

約数和(自身を含む): 415483992

約数和(自身を除く): 142505001

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 63587, 190761, 572283, 1716849, 3370111, 5150547, 10110333, 30330999, 90992997, 272978991]

約数ペア:

[(1, 272978991), (3, 90992997), (9, 30330999), (27, 10110333), (53, 5150547), (81, 3370111), (159, 1716849), (477, 572283), (1431, 190761), (4293, 63587)]