201909411

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{2521}}^1$

素因数の和:3347

約数の個数: 24

約数和(自身を含む): 318679920

約数和(自身を除く): 116770509

約数列:

[1, 3, 9, 11, 33, 99, 809, 2427, 2521, 7281, 7563, 8899, 22689, 26697, 27731, 80091, 83193, 249579, 2039489, 6118467, 18355401, 22434379, 67303137, 201909411]

約数ペア:

[(1, 201909411), (3, 67303137), (9, 22434379), (11, 18355401), (33, 6118467), (99, 2039489), (809, 249579), (2427, 83193), (2521, 80091), (7281, 27731), (7563, 26697), (8899, 22689)]