81019213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4027}}^1$

素因数の和:4128

約数の個数: 16

約数和(自身を含む): 92805120

約数和(自身を除く): 11785907

約数列:

[1, 11, 31, 59, 341, 649, 1829, 4027, 20119, 44297, 124837, 237593, 1373207, 2613523, 7365383, 81019213]

約数ペア:

[(1, 81019213), (11, 7365383), (31, 2613523), (59, 1373207), (341, 237593), (649, 124837), (1829, 44297), (4027, 20119)]