261631874

素因数分解:

$2^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{10151}}^1$

素因数の和:10430

約数の個数: 24

約数和(自身を含む): 458301888

約数和(自身を除く): 196670014

約数列:

[1, 2, 7, 14, 49, 98, 263, 526, 1841, 3682, 10151, 12887, 20302, 25774, 71057, 142114, 497399, 994798, 2669713, 5339426, 18687991, 37375982, 130815937, 261631874]

約数ペア:

[(1, 261631874), (2, 130815937), (7, 37375982), (14, 18687991), (49, 5339426), (98, 2669713), (263, 994798), (526, 497399), (1841, 142114), (3682, 71057), (10151, 25774), (12887, 20302)]