77879979

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 114830352

約数和(自身を除く): 36950373

約数列:

[1, 3, 9, 83, 137, 249, 411, 747, 761, 1233, 2283, 6849, 11371, 34113, 63163, 102339, 104257, 189489, 312771, 568467, 938313, 8653331, 25959993, 77879979]

約数ペア:

[(1, 77879979), (3, 25959993), (9, 8653331), (83, 938313), (137, 568467), (249, 312771), (411, 189489), (747, 104257), (761, 102339), (1233, 63163), (2283, 34113), (6849, 11371)]