27768321

素因数分解:

$3^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1201}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 46002944

約数和(自身を除く): 18234623

約数列:

[1, 3, 7, 9, 21, 63, 367, 1101, 1201, 2569, 3303, 3603, 7707, 8407, 10809, 23121, 25221, 75663, 440767, 1322301, 3085369, 3966903, 9256107, 27768321]

約数ペア:

[(1, 27768321), (3, 9256107), (7, 3966903), (9, 3085369), (21, 1322301), (63, 440767), (367, 75663), (1101, 25221), (1201, 23121), (2569, 10809), (3303, 8407), (3603, 7707)]