26989208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 52599360

約数和(自身を除く): 25610152

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 1171, 2342, 2881, 4684, 5762, 9368, 11524, 23048, 50353, 78457, 100706, 156914, 201412, 313828, 402824, 627656, 3373651, 6747302, 13494604, 26989208]

約数ペア:

[(1, 26989208), (2, 13494604), (4, 6747302), (8, 3373651), (43, 627656), (67, 402824), (86, 313828), (134, 201412), (172, 156914), (268, 100706), (344, 78457), (536, 50353), (1171, 23048), (2342, 11524), (2881, 9368), (4684, 5762)]