218086809

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{3917}}^1$

素因数の和:4264

約数の個数: 16

約数和(自身を含む): 296263488

約数和(自身を除く): 78176679

約数列:

[1, 3, 67, 201, 277, 831, 3917, 11751, 18559, 55677, 262439, 787317, 1085009, 3255027, 72695603, 218086809]

約数ペア:

[(1, 218086809), (3, 72695603), (67, 3255027), (201, 1085009), (277, 787317), (831, 262439), (3917, 55677), (11751, 18559)]