81589004

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{126691}}^1$

素因数の和:126725

約数の個数: 24

約数和(自身を含む): 170274048

約数和(自身を除く): 88685044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 126691, 253382, 506764, 886837, 1773674, 2913893, 3547348, 5827786, 11655572, 20397251, 40794502, 81589004]

約数ペア:

[(1, 81589004), (2, 40794502), (4, 20397251), (7, 11655572), (14, 5827786), (23, 3547348), (28, 2913893), (46, 1773674), (92, 886837), (161, 506764), (322, 253382), (644, 126691)]