128347323

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{7817}}^1$

素因数の和:8254

約数の個数: 16

約数和(自身を含む): 184754976

約数和(自身を除く): 56407653

約数列:

[1, 3, 13, 39, 421, 1263, 5473, 7817, 16419, 23451, 101621, 304863, 3290957, 9872871, 42782441, 128347323]

約数ペア:

[(1, 128347323), (3, 42782441), (13, 9872871), (39, 3290957), (421, 304863), (1263, 101621), (5473, 23451), (7817, 16419)]