51277378

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{2753}}^1$

素因数の和:2961

約数の個数: 16

約数和(自身を含む): 78654240

約数和(自身を除く): 27376862

約数列:

[1, 2, 67, 134, 139, 278, 2753, 5506, 9313, 18626, 184451, 368902, 382667, 765334, 25638689, 51277378]

約数ペア:

[(1, 51277378), (2, 25638689), (67, 765334), (134, 382667), (139, 368902), (278, 184451), (2753, 18626), (5506, 9313)]