72509931

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{613}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 116217920

約数和(自身を除く): 43707989

約数列:

[1, 3, 9, 13, 27, 39, 117, 337, 351, 613, 1011, 1839, 3033, 4381, 5517, 7969, 9099, 13143, 16551, 23907, 39429, 71721, 118287, 206581, 215163, 619743, 1859229, 2685553, 5577687, 8056659, 24169977, 72509931]

約数ペア:

[(1, 72509931), (3, 24169977), (9, 8056659), (13, 5577687), (27, 2685553), (39, 1859229), (117, 619743), (337, 215163), (351, 206581), (613, 118287), (1011, 71721), (1839, 39429), (3033, 23907), (4381, 16551), (5517, 13143), (7969, 9099)]