809888913

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{1187}}^1\times {\mathrm{1613}}^1$

素因数の和:2853

約数の個数: 24

約数和(自身を含む): 1196477568

約数和(自身を除く): 386588655

約数列:

[1, 3, 9, 47, 141, 423, 1187, 1613, 3561, 4839, 10683, 14517, 55789, 75811, 167367, 227433, 502101, 682299, 1914631, 5743893, 17231679, 89987657, 269962971, 809888913]

約数ペア:

[(1, 809888913), (3, 269962971), (9, 89987657), (47, 17231679), (141, 5743893), (423, 1914631), (1187, 682299), (1613, 502101), (3561, 227433), (4839, 167367), (10683, 75811), (14517, 55789)]