131378624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{157907}}^1$

素因数の和:157932

約数の個数: 28

約数和(自身を含む): 280760424

約数和(自身を除く): 149381800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 157907, 315814, 631628, 1263256, 2052791, 2526512, 4105582, 5053024, 8211164, 10106048, 16422328, 32844656, 65689312, 131378624]

約数ペア:

[(1, 131378624), (2, 65689312), (4, 32844656), (8, 16422328), (13, 10106048), (16, 8211164), (26, 5053024), (32, 4105582), (52, 2526512), (64, 2052791), (104, 1263256), (208, 631628), (416, 315814), (832, 157907)]