78397857

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12391}}^1$

素因数の和:12453

約数の個数: 24

約数和(自身を含む): 122432960

約数和(自身を除く): 44035103

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 12391, 37173, 111519, 235429, 458467, 706287, 1375401, 2118861, 4126203, 8710873, 26132619, 78397857]

約数ペア:

[(1, 78397857), (3, 26132619), (9, 8710873), (19, 4126203), (37, 2118861), (57, 1375401), (111, 706287), (171, 458467), (333, 235429), (703, 111519), (2109, 37173), (6327, 12391)]