27988233

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 46292736

約数和(自身を除く): 18304503

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 471, 653, 1099, 1959, 2041, 3297, 4571, 6123, 8489, 13713, 14287, 25467, 42861, 59423, 102521, 178269, 307563, 717647, 1332773, 2152941, 3998319, 9329411, 27988233]

約数ペア:

[(1, 27988233), (3, 9329411), (7, 3998319), (13, 2152941), (21, 1332773), (39, 717647), (91, 307563), (157, 178269), (273, 102521), (471, 59423), (653, 42861), (1099, 25467), (1959, 14287), (2041, 13713), (3297, 8489), (4571, 6123)]