42661239

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 58890240

約数和(自身を除く): 16229001

約数列:

[1, 3, 31, 93, 647, 709, 1941, 2127, 20057, 21979, 60171, 65937, 458723, 1376169, 14220413, 42661239]

約数ペア:

[(1, 42661239), (3, 14220413), (31, 1376169), (93, 458723), (647, 65937), (709, 60171), (1941, 21979), (2127, 20057)]