28896831

素因数分解:

$3^7\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 44175040

約数和(自身を除く): 15278209

約数列:

[1, 3, 9, 27, 73, 81, 181, 219, 243, 543, 657, 729, 1629, 1971, 2187, 4887, 5913, 13213, 14661, 17739, 39639, 43983, 53217, 118917, 131949, 159651, 356751, 395847, 1070253, 3210759, 9632277, 28896831]

約数ペア:

[(1, 28896831), (3, 9632277), (9, 3210759), (27, 1070253), (73, 395847), (81, 356751), (181, 159651), (219, 131949), (243, 118917), (543, 53217), (657, 43983), (729, 39639), (1629, 17739), (1971, 14661), (2187, 13213), (4887, 5913)]