978046726

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1\times {\mathrm{3449}}^1$

素因数の和:5519

約数の個数: 16

約数和(自身を含む): 1488909600

約数和(自身を除く): 510862874

約数列:

[1, 2, 71, 142, 1997, 3449, 3994, 6898, 141787, 244879, 283574, 489758, 6887653, 13775306, 489023363, 978046726]

約数ペア:

[(1, 978046726), (2, 489023363), (71, 13775306), (142, 6887653), (1997, 489758), (3449, 283574), (3994, 244879), (6898, 141787)]