28313901

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13619}}^1$

素因数の和:13646

約数の個数: 32

約数和(自身を含む): 52300800

約数和(自身を除く): 23986899

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 13619, 40857, 95333, 122571, 149809, 285999, 367713, 449427, 857997, 1048663, 1348281, 2573991, 3145989, 4044843, 9437967, 28313901]

約数ペア:

[(1, 28313901), (3, 9437967), (7, 4044843), (9, 3145989), (11, 2573991), (21, 1348281), (27, 1048663), (33, 857997), (63, 449427), (77, 367713), (99, 285999), (189, 149809), (231, 122571), (297, 95333), (693, 40857), (2079, 13619)]