129573232

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{31511}}^1$

素因数の和:31776

約数の個数: 20

約数和(自身を含む): 252032976

約数和(自身を除く): 122459744

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 31511, 63022, 126044, 252088, 504176, 8098327, 16196654, 32393308, 64786616, 129573232]

約数ペア:

[(1, 129573232), (2, 64786616), (4, 32393308), (8, 16196654), (16, 8098327), (257, 504176), (514, 252088), (1028, 126044), (2056, 63022), (4112, 31511)]