7768971

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{971}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 12939264

約数和(自身を除く): 5170293

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 971, 1143, 2667, 2913, 6797, 8001, 8739, 20391, 61173, 123317, 369951, 863219, 1109853, 2589657, 7768971]

約数ペア:

[(1, 7768971), (3, 2589657), (7, 1109853), (9, 863219), (21, 369951), (63, 123317), (127, 61173), (381, 20391), (889, 8739), (971, 8001), (1143, 6797), (2667, 2913)]