84712311

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{7019}}^1$

素因数の和:7180

約数の個数: 20

約数和(自身を含む): 127413000

約数和(自身を除く): 42700689

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 7019, 12069, 21057, 63171, 189513, 568539, 1045831, 3137493, 9412479, 28237437, 84712311]

約数ペア:

[(1, 84712311), (3, 28237437), (9, 9412479), (27, 3137493), (81, 1045831), (149, 568539), (447, 189513), (1341, 63171), (4023, 21057), (7019, 12069)]