28038087

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40459}}^1$

素因数の和:40483

約数の個数: 24

約数和(自身を含む): 50494080

約数和(自身を除く): 22455993

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 40459, 121377, 283213, 364131, 445049, 849639, 1335147, 2548917, 3115343, 4005441, 9346029, 28038087]

約数ペア:

[(1, 28038087), (3, 9346029), (7, 4005441), (9, 3115343), (11, 2548917), (21, 1335147), (33, 849639), (63, 445049), (77, 364131), (99, 283213), (231, 121377), (693, 40459)]