206906217

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{31081}}^1$

素因数の和:31408

約数の個数: 16

約数和(自身を含む): 316290432

約数和(自身を除く): 109384215

約数列:

[1, 3, 7, 21, 317, 951, 2219, 6657, 31081, 93243, 217567, 652701, 9852677, 29558031, 68968739, 206906217]

約数ペア:

[(1, 206906217), (3, 68968739), (7, 29558031), (21, 9852677), (317, 652701), (951, 217567), (2219, 93243), (6657, 31081)]