81129726

素因数分解:

$2^1\times 3^2\times {\mathrm{251}}^1\times {\mathrm{17957}}^1$

素因数の和:18216

約数の個数: 24

約数和(自身を含む): 176491224

約数和(自身を除く): 95361498

約数列:

[1, 2, 3, 6, 9, 18, 251, 502, 753, 1506, 2259, 4518, 17957, 35914, 53871, 107742, 161613, 323226, 4507207, 9014414, 13521621, 27043242, 40564863, 81129726]

約数ペア:

[(1, 81129726), (2, 40564863), (3, 27043242), (6, 13521621), (9, 9014414), (18, 4507207), (251, 323226), (502, 161613), (753, 107742), (1506, 53871), (2259, 35914), (4518, 17957)]