81543738

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2797}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 168417216

約数和(自身を除く): 86873478

約数列:

[1, 2, 3, 6, 43, 86, 113, 129, 226, 258, 339, 678, 2797, 4859, 5594, 8391, 9718, 14577, 16782, 29154, 120271, 240542, 316061, 360813, 632122, 721626, 948183, 1896366, 13590623, 27181246, 40771869, 81543738]

約数ペア:

[(1, 81543738), (2, 40771869), (3, 27181246), (6, 13590623), (43, 1896366), (86, 948183), (113, 721626), (129, 632122), (226, 360813), (258, 316061), (339, 240542), (678, 120271), (2797, 29154), (4859, 16782), (5594, 14577), (8391, 9718)]