28039671

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2647}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 44613504

約数和(自身を除く): 16573833

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 2647, 3531, 7941, 10593, 23823, 29117, 87351, 262053, 283229, 849687, 2549061, 3115519, 9346557, 28039671]

約数ペア:

[(1, 28039671), (3, 9346557), (9, 3115519), (11, 2549061), (33, 849687), (99, 283229), (107, 262053), (321, 87351), (963, 29117), (1177, 23823), (2647, 10593), (3531, 7941)]