30856707

素因数分解:

$3^4\times 7^1\times {\mathrm{54421}}^1$

素因数の和:54440

約数の個数: 20

約数和(自身を含む): 52680496

約数和(自身を除く): 21823789

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54421, 163263, 380947, 489789, 1142841, 1469367, 3428523, 4408101, 10285569, 30856707]

約数ペア:

[(1, 30856707), (3, 10285569), (7, 4408101), (9, 3428523), (21, 1469367), (27, 1142841), (63, 489789), (81, 380947), (189, 163263), (567, 54421)]