81235586

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{21277}}^1$

素因数の和:21385

約数の個数: 16

約数和(自身を含む): 128689344

約数和(自身を除く): 47453758

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 21277, 42554, 489371, 978742, 1765991, 3531982, 40617793, 81235586]

約数ペア:

[(1, 81235586), (2, 40617793), (23, 3531982), (46, 1765991), (83, 978742), (166, 489371), (1909, 42554), (3818, 21277)]