77617981

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2647}}^1$

素因数の和:2784

約数の個数: 16

約数和(自身を含む): 91514880

約数和(自身を除く): 13896899

約数列:

[1, 7, 59, 71, 413, 497, 2647, 4189, 18529, 29323, 156173, 187937, 1093211, 1315559, 11088283, 77617981]

約数ペア:

[(1, 77617981), (7, 11088283), (59, 1315559), (71, 1093211), (413, 187937), (497, 156173), (2647, 29323), (4189, 18529)]