28801509

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{7213}}^1$

素因数の和:7249

約数の個数: 16

約数和(自身を含む): 42245184

約数和(自身を除く): 13443675

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 7213, 21639, 79343, 238029, 872773, 2618319, 9600503, 28801509]

約数ペア:

[(1, 28801509), (3, 9600503), (11, 2618319), (33, 872773), (121, 238029), (363, 79343), (1331, 21639), (3993, 7213)]