10920681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 16856424

約数和(自身を除く): 5935743

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 521, 1233, 1563, 2329, 4689, 6987, 8857, 20961, 26571, 71377, 79713, 214131, 642393, 1213409, 3640227, 10920681]

約数ペア:

[(1, 10920681), (3, 3640227), (9, 1213409), (17, 642393), (51, 214131), (137, 79713), (153, 71377), (411, 26571), (521, 20961), (1233, 8857), (1563, 6987), (2329, 4689)]