87306681

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53993}}^1$

素因数の和:54021

約数の個数: 24

約数和(自身を含む): 147727584

約数和(自身を除く): 60420903

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 53993, 161979, 377951, 593923, 1133853, 1781769, 2645657, 4157461, 7936971, 12472383, 29102227, 87306681]

約数ペア:

[(1, 87306681), (3, 29102227), (7, 12472383), (11, 7936971), (21, 4157461), (33, 2645657), (49, 1781769), (77, 1133853), (147, 593923), (231, 377951), (539, 161979), (1617, 53993)]