1298983808

素因数分解:

$2^7\times {\mathrm{1543}}^1\times {\mathrm{6577}}^1$

素因数の和:8134

約数の個数: 32

約数和(自身を含む): 2589890160

約数和(自身を除く): 1290906352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1543, 3086, 6172, 6577, 12344, 13154, 24688, 26308, 49376, 52616, 98752, 105232, 197504, 210464, 420928, 841856, 10148311, 20296622, 40593244, 81186488, 162372976, 324745952, 649491904, 1298983808]

約数ペア:

[(1, 1298983808), (2, 649491904), (4, 324745952), (8, 162372976), (16, 81186488), (32, 40593244), (64, 20296622), (128, 10148311), (1543, 841856), (3086, 420928), (6172, 210464), (6577, 197504), (12344, 105232), (13154, 98752), (24688, 52616), (26308, 49376)]