978228412

素因数分解:

$2^2\times 7^1\times {\mathrm{34936729}}^1$

素因数の和:34936740

約数の個数: 12

約数和(自身を含む): 1956456880

約数和(自身を除く): 978228468

約数列:

[1, 2, 4, 7, 14, 28, 34936729, 69873458, 139746916, 244557103, 489114206, 978228412]

約数ペア:

[(1, 978228412), (2, 489114206), (4, 244557103), (7, 139746916), (14, 69873458), (28, 34936729)]