16231509

素因数分解:

$3^4\times 7^1\times {\mathrm{28627}}^1$

素因数の和:28646

約数の個数: 20

約数和(自身を含む): 27711904

約数和(自身を除く): 11480395

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 28627, 85881, 200389, 257643, 601167, 772929, 1803501, 2318787, 5410503, 16231509]

約数ペア:

[(1, 16231509), (3, 5410503), (7, 2318787), (9, 1803501), (21, 772929), (27, 601167), (63, 257643), (81, 200389), (189, 85881), (567, 28627)]