28722309

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124339}}^1$

素因数の和:124360

約数の個数: 16

約数和(自身を含む): 47746560

約数和(自身を除く): 19024251

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124339, 373017, 870373, 1367729, 2611119, 4103187, 9574103, 28722309]

約数ペア:

[(1, 28722309), (3, 9574103), (7, 4103187), (11, 2611119), (21, 1367729), (33, 870373), (77, 373017), (231, 124339)]