690789

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{173}}^1$

素因数の和:209

約数の個数: 16

約数和(自身を含む): 1018944

約数和(自身を除く): 328155

約数列:

[1, 3, 11, 33, 121, 173, 363, 519, 1331, 1903, 3993, 5709, 20933, 62799, 230263, 690789]

約数ペア:

[(1, 690789), (3, 230263), (11, 62799), (33, 20933), (121, 5709), (173, 3993), (363, 1903), (519, 1331)]