207837009

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{48413}}^1$

素因数の和:48478

約数の個数: 20

約数和(自身を含む): 316337076

約数和(自身を除く): 108500067

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 48413, 145239, 435717, 1307151, 2565889, 3921453, 7697667, 23093001, 69279003, 207837009]

約数ペア:

[(1, 207837009), (3, 69279003), (9, 23093001), (27, 7697667), (53, 3921453), (81, 2565889), (159, 1307151), (477, 435717), (1431, 145239), (4293, 48413)]