39439179

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{647}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 61562592

約数和(自身を除く): 22123413

約数列:

[1, 3, 9, 13, 39, 117, 521, 647, 1563, 1941, 4689, 5823, 6773, 8411, 20319, 25233, 60957, 75699, 337087, 1011261, 3033783, 4382131, 13146393, 39439179]

約数ペア:

[(1, 39439179), (3, 13146393), (9, 4382131), (13, 3033783), (39, 1011261), (117, 337087), (521, 75699), (647, 60957), (1563, 25233), (1941, 20319), (4689, 8411), (5823, 6773)]