68138273

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 82402848

約数和(自身を除く): 14264575

約数列:

[1, 7, 43, 49, 73, 301, 443, 511, 2107, 3101, 3139, 3577, 19049, 21707, 21973, 32339, 133343, 153811, 226373, 933401, 1390577, 1584611, 9734039, 68138273]

約数ペア:

[(1, 68138273), (7, 9734039), (43, 1584611), (49, 1390577), (73, 933401), (301, 226373), (443, 153811), (511, 133343), (2107, 32339), (3101, 21973), (3139, 21707), (3577, 19049)]