28909857

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1051}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 39538368

約数和(自身を除く): 10628511

約数列:

[1, 3, 53, 159, 173, 519, 1051, 3153, 9169, 27507, 55703, 167109, 181823, 545469, 9636619, 28909857]

約数ペア:

[(1, 28909857), (3, 9636619), (53, 545469), (159, 181823), (173, 167109), (519, 55703), (1051, 27507), (3153, 9169)]