66722888

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 127712160

約数和(自身を除く): 60989272

約数列:

[1, 2, 4, 8, 67, 134, 268, 281, 443, 536, 562, 886, 1124, 1772, 2248, 3544, 18827, 29681, 37654, 59362, 75308, 118724, 124483, 150616, 237448, 248966, 497932, 995864, 8340361, 16680722, 33361444, 66722888]

約数ペア:

[(1, 66722888), (2, 33361444), (4, 16680722), (8, 8340361), (67, 995864), (134, 497932), (268, 248966), (281, 237448), (443, 150616), (536, 124483), (562, 118724), (886, 75308), (1124, 59362), (1772, 37654), (2248, 29681), (3544, 18827)]