78438437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5119}}^1$

素因数の和:5336

約数の個数: 16

約数和(自身を含む): 98304000

約数和(自身を除く): 19865563

約数列:

[1, 7, 11, 77, 199, 1393, 2189, 5119, 15323, 35833, 56309, 394163, 1018681, 7130767, 11205491, 78438437]

約数ペア:

[(1, 78438437), (7, 11205491), (11, 7130767), (77, 1018681), (199, 394163), (1393, 56309), (2189, 35833), (5119, 15323)]