201278749

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 233164800

約数和(自身を除く): 31886051

約数列:

[1, 7, 131, 199, 917, 1103, 1393, 7721, 26069, 144493, 182483, 219497, 1011451, 1536479, 28754107, 201278749]

約数ペア:

[(1, 201278749), (7, 28754107), (131, 1536479), (199, 1011451), (917, 219497), (1103, 182483), (1393, 144493), (7721, 26069)]