128429442

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{64279}}^1$

素因数の和:64327

約数の個数: 32

約数和(自身を含む): 293116800

約数和(自身を除く): 164687358

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 64279, 128558, 192837, 385674, 578511, 1157022, 1735533, 2378323, 3471066, 4756646, 7134969, 14269938, 21404907, 42809814, 64214721, 128429442]

約数ペア:

[(1, 128429442), (2, 64214721), (3, 42809814), (6, 21404907), (9, 14269938), (18, 7134969), (27, 4756646), (37, 3471066), (54, 2378323), (74, 1735533), (111, 1157022), (222, 578511), (333, 385674), (666, 192837), (999, 128558), (1998, 64279)]