31991439

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 43948800

約数和(自身を除く): 11957361

約数列:

[1, 3, 41, 123, 199, 597, 1307, 3921, 8159, 24477, 53587, 160761, 260093, 780279, 10663813, 31991439]

約数ペア:

[(1, 31991439), (3, 10663813), (41, 780279), (123, 260093), (199, 160761), (597, 53587), (1307, 24477), (3921, 8159)]