28088577

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{25793}}^1$

素因数の和:25821

約数の個数: 18

約数和(自身を含む): 44597826

約数和(自身を除く): 16509249

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 25793, 77379, 232137, 283723, 851169, 2553507, 3120953, 9362859, 28088577]

約数ペア:

[(1, 28088577), (3, 9362859), (9, 3120953), (11, 2553507), (33, 851169), (99, 283723), (121, 232137), (363, 77379), (1089, 25793)]