1279388547

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{29017}}^1$

素因数の和:29120

約数の個数: 32

約数和(自身を含む): 2005724160

約数和(自身を除く): 726335613

約数列:

[1, 3, 9, 23, 27, 69, 71, 207, 213, 621, 639, 1633, 1917, 4899, 14697, 29017, 44091, 87051, 261153, 667391, 783459, 2002173, 2060207, 6006519, 6180621, 18019557, 18541863, 47384761, 55625589, 142154283, 426462849, 1279388547]

約数ペア:

[(1, 1279388547), (3, 426462849), (9, 142154283), (23, 55625589), (27, 47384761), (69, 18541863), (71, 18019557), (207, 6180621), (213, 6006519), (621, 2060207), (639, 2002173), (1633, 783459), (1917, 667391), (4899, 261153), (14697, 87051), (29017, 44091)]