1685043

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 20

約数和(自身を含む): 2561328

約数和(自身を除く): 876285

約数列:

[1, 3, 9, 27, 71, 81, 213, 293, 639, 879, 1917, 2637, 5751, 7911, 20803, 23733, 62409, 187227, 561681, 1685043]

約数ペア:

[(1, 1685043), (3, 561681), (9, 187227), (27, 62409), (71, 23733), (81, 20803), (213, 7911), (293, 5751), (639, 2637), (879, 1917)]