121381841

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 141312000

約数和(自身を除く): 19930159

約数列:

[1, 7, 79, 199, 553, 1103, 1393, 7721, 15721, 87137, 110047, 219497, 609959, 1536479, 17340263, 121381841]

約数ペア:

[(1, 121381841), (7, 17340263), (79, 1536479), (199, 609959), (553, 219497), (1103, 110047), (1393, 87137), (7721, 15721)]