28867509

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 40

約数和(自身を含む): 47567520

約数和(自身を除く): 18700011

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 179, 181, 297, 537, 543, 891, 1611, 1629, 1969, 1991, 4833, 4887, 5907, 5973, 14499, 14661, 17721, 17919, 32399, 53163, 53757, 97197, 159489, 161271, 291591, 356389, 874773, 1069167, 2624319, 3207501, 9622503, 28867509]

約数ペア:

[(1, 28867509), (3, 9622503), (9, 3207501), (11, 2624319), (27, 1069167), (33, 874773), (81, 356389), (99, 291591), (179, 161271), (181, 159489), (297, 97197), (537, 53757), (543, 53163), (891, 32399), (1611, 17919), (1629, 17721), (1969, 14661), (1991, 14499), (4833, 5973), (4887, 5907)]