28269423

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4931}}^1$

素因数の和:4964

約数の個数: 36

約数和(自身を含む): 51164568

約数和(自身を除く): 22895145

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 4931, 5733, 14793, 34517, 44379, 64103, 103551, 192309, 241619, 310653, 448721, 576927, 724857, 1346163, 2174571, 3141047, 4038489, 9423141, 28269423]

約数ペア:

[(1, 28269423), (3, 9423141), (7, 4038489), (9, 3141047), (13, 2174571), (21, 1346163), (39, 724857), (49, 576927), (63, 448721), (91, 310653), (117, 241619), (147, 192309), (273, 103551), (441, 64103), (637, 44379), (819, 34517), (1911, 14793), (4931, 5733)]