2542089

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 3830400

約数和(自身を除く): 1288311

約数列:

[1, 3, 11, 33, 47, 121, 141, 149, 363, 447, 517, 1551, 1639, 4917, 5687, 7003, 17061, 18029, 21009, 54087, 77033, 231099, 847363, 2542089]

約数ペア:

[(1, 2542089), (3, 847363), (11, 231099), (33, 77033), (47, 54087), (121, 21009), (141, 18029), (149, 17061), (363, 7003), (447, 5687), (517, 4917), (1551, 1639)]