288539531

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{2131}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 356538624

約数和(自身を除く): 67999093

約数列:

[1, 7, 23, 29, 161, 203, 667, 841, 2131, 4669, 5887, 14917, 19343, 49013, 61799, 135401, 343091, 432593, 1421377, 1792171, 9949639, 12545197, 41219933, 288539531]

約数ペア:

[(1, 288539531), (7, 41219933), (23, 12545197), (29, 9949639), (161, 1792171), (203, 1421377), (667, 432593), (841, 343091), (2131, 135401), (4669, 61799), (5887, 49013), (14917, 19343)]