551019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1410

約数の個数: 16

約数和(自身を含む): 884480

約数和(自身を除く): 333461

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1381, 4143, 9667, 26239, 29001, 78717, 183673, 551019]

約数ペア:

[(1, 551019), (3, 183673), (7, 78717), (19, 29001), (21, 26239), (57, 9667), (133, 4143), (399, 1381)]