7219287

素因数分解:

$3^7\times {\mathrm{3301}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 10830560

約数和(自身を除く): 3611273

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 3301, 9903, 29709, 89127, 267381, 802143, 2406429, 7219287]

約数ペア:

[(1, 7219287), (3, 2406429), (9, 802143), (27, 267381), (81, 89127), (243, 29709), (729, 9903), (2187, 3301)]