89571321

素因数分解:

$3^2\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{1289}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 148112640

約数和(自身を除く): 58541319

約数列:

[1, 3, 7, 9, 21, 63, 1103, 1289, 3309, 3867, 7721, 9023, 9927, 11601, 23163, 27069, 69489, 81207, 1421767, 4265301, 9952369, 12795903, 29857107, 89571321]

約数ペア:

[(1, 89571321), (3, 29857107), (7, 12795903), (9, 9952369), (21, 4265301), (63, 1421767), (1103, 81207), (1289, 69489), (3309, 27069), (3867, 23163), (7721, 11601), (9023, 9927)]