39942973

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 50429952

約数和(自身を除く): 10486979

約数列:

[1, 7, 23, 31, 53, 151, 161, 217, 371, 713, 1057, 1219, 1643, 3473, 4681, 4991, 8003, 8533, 11501, 24311, 32767, 37789, 56021, 107663, 184069, 248093, 264523, 753641, 1288483, 1736651, 5706139, 39942973]

約数ペア:

[(1, 39942973), (7, 5706139), (23, 1736651), (31, 1288483), (53, 753641), (151, 264523), (161, 248093), (217, 184069), (371, 107663), (713, 56021), (1057, 37789), (1219, 32767), (1643, 24311), (3473, 11501), (4681, 8533), (4991, 8003)]