28769985

素因数分解:

$3^8\times 5^1\times {\mathrm{877}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 51842388

約数和(自身を除く): 23072403

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 877, 1215, 2187, 2631, 3645, 4385, 6561, 7893, 10935, 13155, 23679, 32805, 39465, 71037, 118395, 213111, 355185, 639333, 1065555, 1917999, 3196665, 5753997, 9589995, 28769985]

約数ペア:

[(1, 28769985), (3, 9589995), (5, 5753997), (9, 3196665), (15, 1917999), (27, 1065555), (45, 639333), (81, 355185), (135, 213111), (243, 118395), (405, 71037), (729, 39465), (877, 32805), (1215, 23679), (2187, 13155), (2631, 10935), (3645, 7893), (4385, 6561)]