16690527

素因数分解:

$3^2\times 7^2\times {\mathrm{37847}}^1$

素因数の和:37867

約数の個数: 18

約数和(自身を含む): 28045368

約数和(自身を除く): 11354841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 37847, 113541, 264929, 340623, 794787, 1854503, 2384361, 5563509, 16690527]

約数ペア:

[(1, 16690527), (3, 5563509), (7, 2384361), (9, 1854503), (21, 794787), (49, 340623), (63, 264929), (147, 113541), (441, 37847)]