28652211

素因数分解:

$3^4\times 7^2\times {\mathrm{7219}}^1$

素因数の和:7245

約数の個数: 30

約数和(自身を含む): 49796340

約数和(自身を除く): 21144129

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 7219, 21657, 50533, 64971, 151599, 194913, 353731, 454797, 584739, 1061193, 1364391, 3183579, 4093173, 9550737, 28652211]

約数ペア:

[(1, 28652211), (3, 9550737), (7, 4093173), (9, 3183579), (21, 1364391), (27, 1061193), (49, 584739), (63, 454797), (81, 353731), (147, 194913), (189, 151599), (441, 64971), (567, 50533), (1323, 21657), (3969, 7219)]