2881557

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 4852224

約数和(自身を除く): 1970667

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 863, 1113, 2589, 3339, 6041, 7767, 18123, 45739, 54369, 137217, 320173, 411651, 960519, 2881557]

約数ペア:

[(1, 2881557), (3, 960519), (7, 411651), (9, 320173), (21, 137217), (53, 54369), (63, 45739), (159, 18123), (371, 7767), (477, 6041), (863, 3339), (1113, 2589)]