978018916

素因数分解:

$2^2\times 7^1\times {\mathrm{34929247}}^1$

素因数の和:34929258

約数の個数: 12

約数和(自身を含む): 1956037888

約数和(自身を除く): 978018972

約数列:

[1, 2, 4, 7, 14, 28, 34929247, 69858494, 139716988, 244504729, 489009458, 978018916]

約数ペア:

[(1, 978018916), (2, 489009458), (4, 244504729), (7, 139716988), (14, 69858494), (28, 34929247)]