870528021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{497729}}^1$

素因数の和:497796

約数の個数: 16

約数和(自身を含む): 1290116160

約数和(自身を除く): 419588139

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 497729, 1493187, 5475019, 16425057, 26379637, 79138911, 290176007, 870528021]

約数ペア:

[(1, 870528021), (3, 290176007), (11, 79138911), (33, 26379637), (53, 16425057), (159, 5475019), (583, 1493187), (1749, 497729)]