239237726

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42403}}^1$

素因数の和:42456

約数の個数: 32

約数和(自身を含む): 455927808

約数和(自身を除く): 216690082

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 42403, 84806, 296821, 551239, 593642, 1102478, 1314493, 2628986, 3858673, 7717346, 9201451, 17088409, 18402902, 34176818, 119618863, 239237726]

約数ペア:

[(1, 239237726), (2, 119618863), (7, 34176818), (13, 18402902), (14, 17088409), (26, 9201451), (31, 7717346), (62, 3858673), (91, 2628986), (182, 1314493), (217, 1102478), (403, 593642), (434, 551239), (806, 296821), (2821, 84806), (5642, 42403)]