138213891

素因数分解:

$3^3\times {\mathrm{1723}}^1\times {\mathrm{2971}}^1$

素因数の和:4703

約数の個数: 16

約数和(自身を含む): 204949120

約数和(自身を除く): 66735229

約数列:

[1, 3, 9, 27, 1723, 2971, 5169, 8913, 15507, 26739, 46521, 80217, 5119033, 15357099, 46071297, 138213891]

約数ペア:

[(1, 138213891), (3, 46071297), (9, 15357099), (27, 5119033), (1723, 80217), (2971, 46521), (5169, 26739), (8913, 15507)]