128539986

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{4409}}^1$

素因数の和:4570

約数の個数: 32

約数和(自身を含む): 265446720

約数和(自身を除く): 136906734

約数列:

[1, 2, 3, 6, 43, 86, 113, 129, 226, 258, 339, 678, 4409, 4859, 8818, 9718, 13227, 14577, 26454, 29154, 189587, 379174, 498217, 568761, 996434, 1137522, 1494651, 2989302, 21423331, 42846662, 64269993, 128539986]

約数ペア:

[(1, 128539986), (2, 64269993), (3, 42846662), (6, 21423331), (43, 2989302), (86, 1494651), (113, 1137522), (129, 996434), (226, 568761), (258, 498217), (339, 379174), (678, 189587), (4409, 29154), (4859, 26454), (8818, 14577), (9718, 13227)]