81815133

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 110404800

約数和(自身を除く): 28589667

約数列:

[1, 3, 131, 393, 409, 509, 1227, 1527, 53579, 66679, 160737, 200037, 208181, 624543, 27271711, 81815133]

約数ペア:

[(1, 81815133), (3, 27271711), (131, 624543), (393, 208181), (409, 200037), (509, 160737), (1227, 66679), (1527, 53579)]