81083331

素因数分解:

$3^2\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1451}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 134095104

約数和(自身を除く): 53011773

約数列:

[1, 3, 7, 9, 21, 63, 887, 1451, 2661, 4353, 6209, 7983, 10157, 13059, 18627, 30471, 55881, 91413, 1287037, 3861111, 9009259, 11583333, 27027777, 81083331]

約数ペア:

[(1, 81083331), (3, 27027777), (7, 11583333), (9, 9009259), (21, 3861111), (63, 1287037), (887, 91413), (1451, 55881), (2661, 30471), (4353, 18627), (6209, 13059), (7983, 10157)]