87275728

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{27689}}^1$

素因数の和:27894

約数の個数: 20

約数和(自身を含む): 169961220

約数和(自身を除く): 82685492

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 27689, 55378, 110756, 221512, 443024, 5454733, 10909466, 21818932, 43637864, 87275728]

約数ペア:

[(1, 87275728), (2, 43637864), (4, 21818932), (8, 10909466), (16, 5454733), (197, 443024), (394, 221512), (788, 110756), (1576, 55378), (3152, 27689)]