2667429

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 18

約数和(自身を含む): 4071366

約数和(自身を除く): 1403937

約数列:

[1, 3, 9, 19, 57, 171, 361, 821, 1083, 2463, 3249, 7389, 15599, 46797, 140391, 296381, 889143, 2667429]

約数ペア:

[(1, 2667429), (3, 889143), (9, 296381), (19, 140391), (57, 46797), (171, 15599), (361, 7389), (821, 3249), (1083, 2463)]