131018384

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7451}}^1$

素因数の和:7623

約数の個数: 40

約数和(自身を含む): 291999168

約数和(自身を除く): 160980784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 7451, 8792, 14902, 17584, 29804, 52157, 59608, 104314, 119216, 208628, 417256, 834512, 1169807, 2339614, 4679228, 8188649, 9358456, 16377298, 18716912, 32754596, 65509192, 131018384]

約数ペア:

[(1, 131018384), (2, 65509192), (4, 32754596), (7, 18716912), (8, 16377298), (14, 9358456), (16, 8188649), (28, 4679228), (56, 2339614), (112, 1169807), (157, 834512), (314, 417256), (628, 208628), (1099, 119216), (1256, 104314), (2198, 59608), (2512, 52157), (4396, 29804), (7451, 17584), (8792, 14902)]