551439789

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{18457}}^1$

素因数の和:18916

約数の個数: 16

約数和(自身を含む): 769034112

約数和(自身を除く): 217594323

約数列:

[1, 3, 23, 69, 433, 1299, 9959, 18457, 29877, 55371, 424511, 1273533, 7991881, 23975643, 183813263, 551439789]

約数ペア:

[(1, 551439789), (3, 183813263), (23, 23975643), (69, 7991881), (433, 1273533), (1299, 424511), (9959, 55371), (18457, 29877)]