81189254

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{1451}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 123518736

約数和(自身を除く): 42329482

約数列:

[1, 2, 101, 202, 277, 554, 1451, 2902, 27977, 55954, 146551, 293102, 401927, 803854, 40594627, 81189254]

約数ペア:

[(1, 81189254), (2, 40594627), (101, 803854), (202, 401927), (277, 293102), (554, 146551), (1451, 55954), (2902, 27977)]