215914621

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1049}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 237081600

約数和(自身を除く): 21166979

約数列:

[1, 13, 71, 223, 923, 1049, 2899, 13637, 15833, 74479, 205829, 233927, 968227, 3041051, 16608817, 215914621]

約数ペア:

[(1, 215914621), (13, 16608817), (71, 3041051), (223, 968227), (923, 233927), (1049, 205829), (2899, 74479), (13637, 15833)]