278318054

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{100913}}^1$

素因数の和:101119

約数の個数: 16

約数和(自身を含む): 479543328

約数和(自身を除く): 201225274

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 100913, 201826, 706391, 1412782, 19879861, 39759722, 139159027, 278318054]

約数ペア:

[(1, 278318054), (2, 139159027), (7, 39759722), (14, 19879861), (197, 1412782), (394, 706391), (1379, 201826), (2758, 100913)]